| PUBLICATION |
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Authors: |
Imlay, Ralph W.
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| Editors: |
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| Date: |
/1981 |
| Title: |
Early Jurassic Ammonites from Alaska |
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1148 , , 49 , 12 pls. |
| Host: |
U.S. Geological Survey Professional Paper: |
| Document Type: |
Article\Abst.\Chapter\report |
| Annotation: |
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| UserNote |
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No Data
, Barrow
, Simpson test well 1, lat 70 deg. 57'05" N., long 155 deg. 21'45" W., Cape Simpson area, Barrow (A-2) quadrangle northern Alaska. Kingak Shale at depth of 5,677 ft. Late Pliensbachian. (from Imlay, 1971, p. 24)
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No Data
, Barrow
, Simpson test well 1, lat 70 deg. 57'05" N., long 155 deg. 21'45" W., Cape Simpson area, Barrow (A-2) quadrangle northern Alaska. Kingak Shale at depth of 5,680 ft. Late Pliensbachian. (from Imlay, 1971, p. 24)
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No Data
, Barrow
, Simpson test well 1, lat 70 deg. 57'05" N., long 155 deg. 21'45" W., Cape Simpson area, Barrow (A-2) quadrangle northern Alaska. Kingak Shale at depth of 5,691 ft. Late Pliensbachian. (from Imlay, 1971, p. 24)
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No Data
, Barrow
, Avak test well, lat. 71 deg. 15'02" N., long. 156 deg. 28'06" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depths of 1,836 ft (660 m). Early Sinemurian. (from Imlay, 1981, p. 24); [Avak test well 1 at depth of 1,836 feet on Point Barrow, northern Alaska (see Imlay, 1955, p. 82, 87). Arietites. (description from Imlay and Detterman, 1973, p. 22)]
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Arietites cf. A. bucklandi (Sowerby)
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AF1024
(Mesozoic loc. 29159)
, De Long Mts
, British Petroleum (Alaska) Inc., 1964. On north bank of Thetis Creek headwaters, lat 68 deg. 41'51" N., long 164 deg. 45'05" W., north side of De Long Mountains. De Long Mts (C-5) quadrangle, northern Alaska. Kingak Shale. Early to middle Toarcian.; [USGS Mesozoic Iocs. 29159-29161, 29163. North bank of Thetis Creek, lat 68°41'50" N., long 164°45'05" W., northwestern Alaska. Harpoceras cf. H. exaratum (Young and Bird) and Dactylioceras. Mesozoic loc. 29776 near Thetis Creek, lat 68°40.8' N., long 164°45.5' W., Harpoceras. (description from Imlay and Detterman, 1973, p. 23)]; [USGS Mes. Cat.: Lower Jurassic -Kingak Sh. Orig. No. AF 1024. North Bank Thetis Creek headwaters. Lat. 68 degs. 41 min. 51 sec. N., Long. 164 degs. 45 min. 05 sec. W. Northern Alaska. Collector: British Petroleum, 1964]
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Harpoceras cf. H. exaratum (Young and Bird)
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AF1025
(Mesozoic loc. 29160)
, De Long Mts
, British Petroleum (Alaska) Inc., 1964. Near USGS Mesozoic loc. 29159. Kingak Shale. Early to middle Toarcian. (from Imlay, 1981, p. 24); USGS Mesozoic Iocs. 29159-29161, 29163. North bank of Thetis Creek, lat 68°41'50" N., long 164°45'05" W., northwestern Alaska. Harpoceras cf. H. exaratum (Young and Bird) and Dactylioceras. Mesozoic loc. 29776 near Thetis Creek, lat 68°40.8' N., long 164°45.5' W., Harpoceras.(description from Imlay and Detterman, 1973, p. 23)]
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Harpoceras cf. H. exaratum (Young and Bird)
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AF1027
(Mesozoic loc. 29161)
, De Long Mts
, British Petroleum (Alaska) Inc. 1964. Near USGS Mesozoic loc. 29159. Kingak Shale. Early to middle Toarcian. (from Imlay, 1981, p. 24); [USGS Mesozoic Iocs. 29159-29161, 29163. North bank of Thetis Creek, lat 68°41'50" N., long 164°45'05" W., northwestern Alaska. Harpoceras cf. H. exaratum (Young and Bird) and Dactylioceras. Mesozoic loc. 29776 near Thetis Creek, lat 68°40.8' N., long 164°45.5' W., Harpoceras. (description from Imlay and Detterman, 1973, p. 23)]; [USGS Mes. Cat.: Lower Jurassic -Kingak Sh. Orig. No. AF 1027. Same as Loc. 29159. Collector: British Petroleum, 1964]
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Harpoceras cf. H. exaratum (Young and Bird)
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AF1028
(Mesozoic loc. 29163)
, De Long Mts
, British Petroleum (Alaska) Inc., 1964. Near USGS Mesozoic loc. 29159. Kingak Shale. Early to middle Toarcian. (from Imlay, 1981, p. 24); [USGS Mesozoic Iocs. 29159-29161, 29163. North bank of Thetis Creek, lat 68°41'50" N., long 164°45'05" W., northwestern Alaska. Harpoceras cf. H. exaratum (Young and Bird) and Dactylioceras. Mesozoic loc. 29776 near Thetis Creek, lat 68°40.8' N., long 164°45.5' W., Harpoceras. (description from Imlay and Detterman, 1973, p. 23)]; [USGS Mes. Cat.: Middle Jurassic - Kingak Sh. Orig. No. AF 1028. Same as Loc. 29159. Collector: British Petroleum]
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Dactylioceras (Orthodactylites) cf. D. (O.) directum Buckman
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68ATo46F
(Mesozoic loc. 29776)
, De Long Mts
, I.L. Tailleur and H.A. Tourtelot, 1968. Cutbank on large eastern tributary of Thetis Creek (near USGS Mesozoic loc. 29159), lat 68 deg. 40.8' N, long. 164 deg. 45.5' W., northern Alaska. Kingak Shale. Early to middle Toarcian. (from Imlay, 1981, p. 24); [USGS Mesozoic Iocs. 29159-29161, 29163. North bank of Thetis Creek, lat 68°41'50" N., long 164°45'05" W., northwestern Alaska. Harpoceras cf. H. exaratum (Young and Bird) and Dactylioceras. Mesozoic loc. 29776 near Thetis Creek, lat 68°40.8' N., long 164°45.5' W., Harpoceras. (description from Imlay and Detterman, 1973, p. 23)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. 68ATo46F. From concretions in clay shale below Fortress Mtn. Fm. equivalent. Cutbank on large east-tributary to the Thetis Creek (near British Pet. AF-1024-27). Lat. 68° 40.8 N., Long. 164 45.5 W., De Long Mtns., Northern Alaska. Collectors: I.L. Tailleur and H. Tourtelot]
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Harpoceras cf. H. exaratum (Young and Bird)
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AF26
(Mesozoic loc. 29164)
, De Long Mts
, British Petroleum (Alaska) Inc., 1964. North side of DeLong Mountains, on east bank of Ipewik River, lat. 68 deg. 40' N, long. 164 deg. 13' W., DeLong Mts. (C-4) quadrangle, northern Alaska. Unnamed beds. Late Pliensbachian. (from Imlay, 1981, p. 24); [Mesozoic loc. 29164 on east bank Ipewik River, lat 68°40' N., long 164° 13' W., northern Alaska. Amaltheus sp. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic - Kingak Sh. Orig. No. AF 26. East bank Ipewik River, Lat. 68 degs. 40 min. N., Long. 164 degs. 13 min. W., Northern Alaska. Collector: British Petroluem, 1964]
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64ATr204F
(Mesozoic loc. M2441)
, De Long Mts
, Lisburne Peninsula, Alaska, DeLong Mtns., 1:250,000 quad. Lat. 68 deg. 37' N., long. 164 deg. 11' W. On Ipewik River. Coll: O.L. Tailleur, T. P. Miller, 1964. (description from D.L. Jones E&R report, 11/16/64) [I.L. Tailleur, 1964. On Ipewik River on north side of DeLong Mountains near USGS Mesozoic loc. 29164, lat. 68 deg. 37' N., long 164 deg. 11' W., northern Alaska. Unnamed beds. Late Pliensbachian. (from Imlay, 1981, p. 24)]; [USGS Mesozoic loc. M2441. Ipewik River, De Long Mountains, lat 68°37' N., long 164°11' W. ... . Amaltheus sp. (description from Imlay and Detterman, 1973, p. 22)]
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Amaltheus margaritatus (Montfort)
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68ATo23
(Mesozoic loc. 29775)
, Howard Pass
, I.L. Tailleur and H.A. Tourtelot, 1968. Cutbanks on east side of Ipnavik River, lat. 68 deg. 40.6' N., long. 157 deg. 03.5' W., Howard Pass quadrangle, northern Alaska. Unnamed oil shale overlying Shublik Formation (Triassic). Early Pliensbachian or latest Sinemurian. (from Imlay, 1981, p. 24)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 1,772 ft. Early Toarcian. (from Imlay, 1981, p. 24)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,016 ft. Early Toarcian. (from Imlay, 1981, p. 24)
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Dactylioceras (Orthodactylites) cf. D. (O.) kanense McLearn
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,017 ft. Early Toarcian. (from Imlay, 1981, p. 24)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,018 ft. Early Toarcian. (from Imlay, 1981, p. 24)
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South Barrow Test Well - South Barrow Test Well No. 3 - 2,063'
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,063 ft. Early Toarcian. (from Imlay, 1981, p. 24); South Barrow test well 3 at depths of 1,772 to 2,063 feet at Point Barrow, northern Alaska (Imlay, 1955, p. 82, 87-89). Catacoeloceras at 2,063 feet. Dactylioceras at 1,772 to 2,018 feet. (description from Imlay and Detterman, 1973, p. 23)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depths of 2,069-2,184 ft. Late Pliensbachian. (from Imlay, 1981, p. 24)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,090 ft (637 m). Late Pliensbachian. (from Imlay, 1981, p. 24)
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Amaltheus (Pseudoamaltheus) engelhardti (d'Orbigny)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,099 ft. Late Pliensbachian. (from Imlay, 1981, p. 24)
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Amaltheus margaritatus (Montfort)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,107 ft. Late Pliensbachian. (from Imlay, 1981, p. 24)
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Amaltheus cf. A. margaritatus (Montfort)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,111 ft. Late Pliensbachian. (from Imlay, 1981, p. 24)
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Amaltheus margaritatus (Montfort)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,186 ft. Late Pliensbachian. (from Imlay, 1981, p. 24)
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Amaltheus cf. A. stokesi (J. Sowerby)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,193 ft. Late Pliensbachian. (from Imlay, 1981, p. 24)
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Amaltheus stokesi (J. Sowerby)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,198 ft. Late Pliensbachian. (from Imlay, 1981, p. 24)
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Amaltheus stokesi (J. Sowerby)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,412 ft. Early Sinemurian. (from Imlay, 1981, p. 24)
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Charmasseiceras cf. C. marmoreum (Oppel)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,419.5 ft. Early Sinemurian. (from Imlay, 1981, p. 24)
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Charmasseiceras cf. C. marmoreum (Oppel)
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No Data
, Barrow
, South Barrow test well 3, lat 71 deg. 15'51" N., long 156 deg. 37'55" W., Point Barrow area, Barrow (B-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,470 ft. Early Sinemurian. (from Imlay, 1981, p. 24)
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68ATo21a
(Mesozoic loc. 29774)
, Howard Pass
, I.L. Tailleur and H.A. Tourtelot, 1968. Blankenship Creek in Lisburne Ridge area, lat 68 deg 37.5' N., log 156 deg. 42.5' W., Howard Pass quadrangle, northern Alaska. Unnamed oil shale overlying Triassic Shublik Formation. Early Pliensbachian. (from Imlay, 1981, p. 24); [USGS Mesozoic loc. 29774. On Blankenship Creek in Lisburne Ridge area west of Etivluk River, lat 68°37.5' N., long 156°42.5' W., northwest Alaska. Crucilobiceras. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: 68ATo21a) Lower Jurassic from Otapiria-bearing oil shale on Blankenship Creek, Lisburne Ridge area, L. 68°37.5' N., Long. 156°42.5' W. (=Mes. locs. M2451 &29280), Alaska. Coll. by I.L. Tailleur & Harry Tourtelot, 1968]
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Uptonia cf. U. jamesoni (J. de C. Sowerby)
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65ATr123B
(Mesozoic loc. 29281 (Imlay 1981 report); Mesozoic loc. M2949 (Jones report))
, Chandler Lake
, I.L. Tailleur, 1965. East wall of Tiglukpuk Creek on south flank of Tiglukpuk anticline, lat 68 deg. 21'15" N., long 151 deg. 52'30" W., Chandler Lake quadrangle, northern Alaska. Unnamed beds overlying Shublik Formation. Early Pliensbachian or latest Sinemurian. (from Imlay, 1981, p. 24)[Tailleur's transmittal sheet for Jones E&R report states: "Chandler Lake quad. at 68 deg. 21'15" N., 151 deg. 52'30" W.; bank on east side of Tiglukpuk Creek. Coquina in mudstone and with wacke."] [Imlay E&R report of 12/6/1965 states "Exposures on east wall of Tiglukpuk Creek on south flank of Tiglukpuk Creek anticline. Lat. 68 deg. 21'15" N., Long. 151 deg. 52'30" W., Chandler Lake Quad., Alaska. Rubble from bedrock of Otapiria zone above Shublik] [I.L. Tailleur, 1965. Talus on cutbank at Mesozoic loc. M2318. (description from Imlay, 1967, p. B6)]
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65ATr149.4
(Mesozoic loc. 29282)
, Chandler Lake
, I.L. Tailleur, 1965. Southwest wall of Firestone Creek, a tributary of Tiglukpuk Creek, just north of mountain front, lat 68 deg. 18'15" N., long 151 deg. 48'00" W., Chandler Lake quadrangle, northern Alaska. Float from unnamed beds overlying Shublik Formation. Early Pliensbachian or latest Sinemurian. (from Imlay, 1981, p. 24) [Imlay E&R report of 12/6/65 states: "From outcrop and talus on southwest wall of Firestone Creek valley (tributary to Tiglukpuk Creek) just north of mountain front. Lat. 68 deg. 18'15" N., Long. 151 deg. 48'00" W., Chandler Lake Quad., Alaska. Float of Otapiria unit up-section from Shublik"] [I.L. Tailleur, 1965. Float on southwest wall of Firestone Creek (tributary of Tiglukput Creek) just north of mountain front, about 5 miles south-southeast of loc. 29281. Lat. 68 deg. 18.32' N., long 151 deg. 48.3' W., Chandler Lake quad. (description from Imlay, 1967, p. B6)]
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50AGr61
(Mesozoic loc. 23772)
, Mt Michelson
, R.W. Imlay, George Gryc, and Allan Kover, 1950. Near Red Hill on Ignek Creek, lat 69 deg. 36' N., long 146 deg. 06' W. Mt. Michelson (C-4) quadrangle, northern Alaska. Kingak Shale. Late Toarcian. (from Imlay, 1981, p. 24); [USGS Mesozoic loc. 23772 and 24035 (Imlay, 1955, p. 80, 89). Pseudolioceras. (description from Imlay and Detterman, 1973, p. 23)]; [USGS Mes. Cat.: Lower Jurassic-Kingak fm. Orig. No. 50-AGr-61. Near Red Hill on Ignek Creek, about Lat. 69° 33' N., Long. 146° 13' W., Age: Probably Toarcian. Quad. SW1/4-NW1/4 681 Canning River, Northern Alaska. Coll. Gryc, Imlay & Kover July 1950]; George Gryc, R. W. Imlay, Allan Kover, 1950. Near Red Hill on Ignek Creek, lat 69°36' N., long 146°06' W. Shale underlying sandstone at base of Ignek formation. Lower Jurassic, Toarcian. (description from Imlay, 1955, USGS PP 274-D, p. 80)
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Pseudolioceras cf. P. compactile (Simpson)
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Pseudolioceras cf. P. lythense (Young and Bird)
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48ASa146
(Mesozoic loc. 22081)
, Mt Michelson
, E.G. Sable, 1948. About 1 mile (1.6 km) northeast of mouth of Fire Creek and 0.4 mi (0.6 km) above the mouth of a south-flowing tributary of the Sadlerochit River, Mt. Michelson (C-2) quadrangle, northern Alaska. Kingak Shale, within middle third and about 1,700 ft (518 m) above its base in black earthy shale. Early to middle Toarcian. (from Imlay, 1981, p. 24); [USGS Mesozoic loc. 22081 (Imlay, 1955, p. 80). Harpoceras cf. H. exaratum (Young and Bird) (not Pseudolioceras). (description from Imlay and Detterman, 1973, p. 23)]; [USGS Mes. Cat.: Orig. No. 48ASa146f. Jurassic, Kingak Shale, northern Alaska, Canning River District, NW1/4NW1/4 Quad. 681, Tributary of Sadlerochit River 69°35' N., 145°03' W. Probably within middle third of Kingak Shale & about 2000 ft. above base. Black mud shale & concretions. Coll. E.G. Sable, Sadlerochit Party 415, NB Ref. 1948 PP 74&75. Aug. 1948]; E. G. Sable, 1948. On south-flowing tributary of Sadlerochit River, two-fifths of a mile above mouth, approximate lat 69°32'10" N., long 145°55' W. Probably within middle third of Kingak shale and about 1,700 feet above its base in black earthy shale. Middle Jurassic, lower Bajocian. (description from Imlay, 1955, USGS PP 274-D, p. 80)
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Harpoceras cf. H. exaratum (Young and Bird)
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AG525
(Mesozoic loc. 29165)
, Mt Michelson
, British Petroleum (Alaska) Inc., 1964. Three miles (4.8 km) east of Lake Schrader, lat 69 deg. 22' N., long. 144 deg. 28' W., Mt. Michelson (B-2) quadrangle, northern Alaska. Kingak Shale. Late Pliensbachian. (from Imlay, 1981, p. 24); [USGS Mesozoic loc. 29165. Three miles east of Schrader Lake, lat 69°22' N., long 144°48' W., near head of Sadlerochit River, northern Alaska. Amaltheus. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Middle Jurassic - Kingak Sh. Orig. No. AG 525M. 3 miles east of Schrader Lake. Lat. 69 degs. 22 min. N., Long. 144 degs. 28 min. W., Northern Alaska. Collector: British Petroleum, 1964]
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Amaltheus stokesi (J. Sowerby)
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71ADt330C
(Mesozoic loc. 30074)
, Demarcation Point
, R.L. Detterman, 1971, Cutbank on west side of Aichilik River about 2 mi (3.2 km) N. 30 deg. E. of VABM ATTE on northern front of Brooks Range, lat 69 deg. 33' N., long. 143 deg. 05' W., Barter Island (C-4) quadrangle, northern Alaska. Kingak Shale, 800 to 1,000 ft (244 to 205 m) above base. Late Pliensbachian. (from Imlay, 1981, p. 24) [Note by R.B. Blodgett, Imlay mistakenly put this locality in the Barter Island quad., it should be Demarcation Pt. quad.]; [USGS Mesozoic loc. 30074. West side of Aichilik River about 2 miles west of VABM ATTE, lat 69° 33' N., long 143°05' W., from 800-1,000 feet above base of Kingak Shale. Amaltheus cf. A. stokesi (J. Sowerby). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: (71ADt330C). Jurassic. Kingak Sh. About 300 ft. higher than 30072 at same place. Coll. Detterman, 1971]
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Amaltheus cf. A. stokesi (J. Sowerby)
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63ABe47B
(Mesozoic loc. 29737)
, Coleen
, W.P. Brosge, 1963, Spike Mountain, about 30 miles north of Old Rampart, Porcupine River area, Coleen quad., east-central Alaska. Glenn Shale (in part), thin unit of hematitic conglomeratic sandstone interbedded with black, fine-grained quartzite sandstone. (description from Imlay E&R report, 2/14/77) [W.P. Brosge, 1963. Spike Mountain, about 3 miles (48 km) north of Old Rampart, lat. 63 deg. 35.75' N., long 141 deg. 40' W. [Note by R.B. Blodgett: lat. incorrect as given, should be 67 deg.], Porcupine River area, Coleen quadrangle, east-central Alaska. Glenn Shale (in part). A thin unit of red conglomeratic sandstone interbedded with black, fine-grained quartzitic sandstone. Early Hettangian. (from Imlay, 1981, p. 24)]; [USGS Mesozoic locs. 29737 and 29738. From Spike Mountain near the Porcupine River about 30 miles north of Old Rampart, Coleen quadrangle, lat 63°35.75' N., long 141°40' W. Psiloceras. (description from Imlay and Detterman, 1973, p. 21)]; [[USGS Mes. Cat.: Lower Jurassic. Orig. No. 63ABe47B. From thin unit of hematitic congl. ss. interbedded in black, very fine-grained quartzitic ss. on Spike Mtn., Coleen Quadrangle, Lat. 63°35.75' N., Long 141°40' W., Porcupine River Area, eastern Alaska. Collector: Brosge, 1963]
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Psiloceras (Franziceras) cf. P. (F.) ruidum (Buckman)
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67ARr-337a
(Mesozoic loc. 29738)
, Coleen
, W.P. Brosge, 1963, Spike Mountain, about 30 miles north of Old Rampart, Porcupine River area, Coleen quad., east-central Alaska. Same location as Mesozoic 29737. Collection made from apparent top of 120 ft. of beds overlying granite. (description from Imlay E&R report, 2/14/77) [W.P. Brosge, 1967. Same location as USGS Mesozoic loc. 29737. Fossil from apparent top of 120 ft (36.6 m) of beds overlying granite. Early Hettangian. (from Imlay, 1981, p. 24)]; [USGS Mesozoic locs. 29737 and 29738. From Spike Mountain near the Porcupine River about 30 miles north of Old Rampart, Coleen quadrangle, lat 63°35.75' N., long 141°40' W. Psiloceras. (description from Imlay and Detterman, 1973, p. 21)]; [[USGS Mes. Cat.: Lower Jurassic. Orig. No. 67ARR 337a. Same place as loc. 29737 (63ABe47B) on Spike Mtn. but collected stratigraphically from 120 ft. of beds. Near granite contact. Coll. 67ARR337a from apparent top of sequence. Collectors: W.P. Brosge and Reiser, 1967]
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Psiloceras (Franziceras) cf. P. (F.) ruidum (Buckman)
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67ARr-337d
(Mesozoic loc. 29739)
, Coleen
, W.P. Brosge, 1963. Same data as loc. 29738 but from 20 ft. below apparent top. (description from Imlay E&R report, 2/14/77) [Same data as Mesozoic loc. 29738 but from 20 ft (6 m) below apparent top. Early Hettangian. (from Imlay, 1981, p. 24)]
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Psiloceras (Franziceras) cf. P. (F.) ruidum (Buckman)
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67ARr-337 l-n
(Mesozoic loc. 29740)
, Coleen
, W.P. Brosge, 1963. Same data as loc. 29738 but from 40 ft. below apparent top. (description from Imlay E&R report, 2/14/77) [Same data as Mesozoic loc. 29738 but from 40 ft (12 m) below apparent top. Early Hettangian. (from Imlay, 1981, p. 24)]
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67ARr-337 e-h
(Mesozoic loc. 29742)
, Coleen
, W.P. Brosge, 1963. Same data as loc. 29738 but from 80 ft. below apparent top. (description from Imlay E&R report, 2/14/77) [Same data as Mesozoic loc. 29738 but from 80 ft (24 m) below apparent top. Early Hettangian. (from Imlay, 1981, p. 24)]
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Psiloceras (Franziceras) sp.
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Psiloceras (Franziceras) cf. P. (F.) ruidum (Buckman)
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67ARr-337 q-s
(Mesozoic loc. 29743)
, Coleen
, W.P. Brosge, 1963. Same data as loc. 29738 but from 100 ft. below apparent top. (description from Imlay E&R report, 2/14/77) [Same data Mesozoic loc. 29738 but from 100 ft (30.5 m) below apparent top. Early Hettangian. (from Imlay, 1981, p. 24)]
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KPO688
(Mesozoic loc. 29340)
, Coleen
, British Petroleum (Alaska) Inc. Float from river bluff in the Middle Salmon Trout River about 9 miles east-southeast of Old Rampart in Porcupine River area, Coleen Quad., east central Alaska. Glenn Shale (in part). From non-calcareous, pyritic, thin-bedded mudstone interbedded with dark gray, papery shale exposed on bluff. (description from Imlay E&R report, 2/14/77) [British Petroleum (Alaska) Inc. Float from river bluff in the middle fork Salmon Fork River about 9 miles (14.4 km) east southeast of Old Rampart in Porcupine River area. Coleen quadrangle, east-central Alaska. Glenn Shale (in part). Noncalcareous, pyritic, thin-bedded mudstone interbedded with dark-gray papery shale exposed on bluff. Late Pliensbachian. (from Imlay, 1981, p. 24)]; [ USGS Mesozoic loc. 29340. Float from bluff on the Middle Salmontrout River near Old Rampart, Kandik area, east central Alaska. Amaltheus. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. KPO 688. From scree debris derived from river bluff in the middle Salmon Trout River which flows into Porcupine River at Old Rampart, Kandik area, east-central Alaska. Bluff consists of non-calcareous, slightly pyritic mudstone b eds from 3" to 6" thick interbedded with dark gray papery shales. Collector: British Petrol. Expl. Co., 1962]
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Amaltheus stokesi (J. Sowerby)
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No Data
, Barrow
, South Barrow Test Well 12, lat 71 deg. 14'18"N., long. 156 deg. 20'06" W., Point Barrow area. Barrow (A-4) quadrangle, northern Alaska. Kingak Shale at depth of 1,987.4-1,987.6 ft. Early Sinemurian. (from Imlay, 1981, p. 24)
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No Data
, Barrow
, South Barrow Test Well 12, lat 71 deg. 14'18"N., long. 156 deg. 20'06" W., Point Barrow area. Barrow (A-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,056 ft. Early Sinemurian. (from Imlay, 1981, p. 24)
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No Data
, Barrow
, South Barrow Test Well 12, lat 71 deg. 14'18"N., long. 156 deg. 20'06" W., Point Barrow area. Barrow (A-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,061.5 ft. Early Sinemurian. (from Imlay, 1981, p. 24)
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Charmasseiceras cf. C. marmoreum (Oppel)
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No Data
, Barrow
, South Barrow Test Well 12, lat 71 deg. 14'18"N., long. 156 deg. 20'06" W., Point Barrow area. Barrow (A-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,068 ft. Early Sinemurian. (from Imlay, 1981, p. 24)
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Charmasseiceras cf. C. marmoreum (Oppel)
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No Data
, Barrow
, South Barrow Test Well 12, lat 71 deg. 14'18"N., long. 156 deg. 20'06" W., Point Barrow area. Barrow (A-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,170.5 ft. Hettangian. (from Imlay, 1981, p. 24)
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Psiloceras (Franziceras) sp.
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No Data
, Barrow
, South Barrow Test Well 12, lat 71 deg. 14'18"N., long. 156 deg. 20'06" W., Point Barrow area. Barrow (A-4) quadrangle, northern Alaska. Kingak Shale at depth of 2,181.5 ft. Hettangian. (from Imlay, 1981, p. 24)
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68APs54F
(Mesozoic loc. 29773)
, Yakutat
, George Plafker, 1968, Float from sec. 34, T. 23 S., R. 35 E., Yakutat (D-4) quadrangle, southeastern Alaska. Yakutat Group. Probably early Pliensbachian rather than late Sinemurian. (from Imlay, 1981, p. 24) [E&R report has handwritten note stating location is in Yakutat D-4 quad. 59 deg. 52.63'N, 139 deg. 23.8'W.]; [USGS Mesozoic loc. 29773. Float, sec. 37, T. 23 S., R. 35 E., Yakutat D-4 quadrangle, southeast Alaska. Crucilobiceras. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Jurassic, Lower, Yakutat Group. Orig. No. 68APs54F. Float sec. 34, T. 23, R. 35., Yakutat District, S.E. Alaska. Collector: Perkins, 1968 for George Plafker]
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62AMk-66
(Mesozoic loc. 28671)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. On ridge in southcentral part of sec. 23, T. 4 S., R. 16 E., McCarthy (C-4) quadrangle, Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation. Less than 100 ft (30.5 m) stratigraphically below the Lubbe Creek Formation. Early Pliensbachian. (from Imlay, 1981, p. 24); Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (locs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. McCarthy C-4 Quadrangle. Orig. No. 62AMK-66 (Field Sta. 136). Less than 100 feet stratigraphically below Weyla beds. McCarthy C-4 Quad., Wrangell Mts. Alaska. Collector: E.M. Mackevett, Jr., 1962]
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Uptonia cf. U. dayiceroides Mouterde
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Prodactylioceras italicum italicum (Fucini)
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Prodactylioceras cf. P. italicum fucini R. Fischer
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62AMk-66A
(Mesozoic loc. 28672)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. Same description as Mesozoic loc. 28671 and same age. (from Imlay, 1981, p. 24); [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (locs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. 62AMK66A. (Field Sta. 136). Same stratigraphic and geographic description as Loc. 28671. Collector: E.M. MacKevett, Jr., 1962]
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Uptonia cf. U. dayiceroides Mouterde
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Prodactylioceras cf. P. italicum fucini R. Fischer
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62AMk-67
(Mesozoic loc. 28673)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. Collected slight east of Mesozoic loc. 28671 at the same stratigraphic positon. (from Imlay, 1981, p. 24); [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (Iocs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. 62AMK67 (Field Sta. 137). Less than 100' stratig. belelow Weyla beds S.W. corner of McCarthy C-4 quad., near Loc. 28671, Wrangell Mts., Alaska. Collector: E.M. MacKevett, Jr., 1962]
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Uptonia cf. U. dayiceroides Mouterde
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62AMk-69
(Mesozoic loc. 28675)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. West-central part of NW1/4SW1/4 sec. 23, T. 4 S., R. 16 E., at altitude of 6,300 ft (1,920 m). McCarthy (C-4) quadrangle, Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation, less than 100 ft (30.5 m) straigraphically below Lubbe Creek Formation. Early Pliensbachian. (from Imlay, 1981, p. 24); [USGS Mesozoic loc. 28675, SW1/4SW1/4 sec. 23, T. 4 S., R. 16 E., McCarthy C-4 quadrangle. Less than 100 feet below Lubbe Creek Formation. Uptonia. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. 62AMK69 (Field Sta. west of 140). Less than 100' below Weyla beds at elev. of 6300'. A little west of Loc. 28674 in S.W. corner McCarthy C-4 quad., Wrangell Mts., Alaska. Collector: MacKevett, Jr., 1962]
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Uptonia cf. U. dayiceroides Mouterde
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62AMk-88
(Mesozoic loc. 28677)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. Near center of NW1/4 sec. 24, T. 4 S., R. 16 E., McCarthy (C-4) quadrangle, Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation. Float from impure limestone near an intraformational fault. Early Sinemurian. (from Imlay, 1981, p. 25)
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Arietitid genus undetermined
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67AWK112
(Mesozoic loc. 29870)
, Mc Carthy
, from upper member of McCarthy Fm. in the McCarthy B-4 quadrangle (description from Imlay E&R report, 10/16/68) [E.M. MacKevett, Jr., 1967. On north side of Chitistone Mountain in east-central part of NE1/4NW1/4 sec. 27, T. 4 S., R. 16 E., McCarthy (B-4) quadrangle. Wrangell Mountains, southern Alaska. Upper member(?), McCarthy Formation, Hettangian. (from Imlay, 1981, p. 25)]; [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (Iocs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. 67 AWK 112. Upper Member, East-central part NW 1/4/ NW1/4 sec. 27, T. 4 S., R. 16 E., McCarthy Bo-4 quad., on north side of Chitistone Mtns. Collector: Ed. M. Mackevett, 1967]; [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (Iocs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)];[USGS Mes. Cat.: Lower Jurassic. Orig. No. 67 AWK 112. Upper Member, East-central part NW 1/4/ NW1/4 sec. 27, T. 4 S., R. 16 E., McCarthy B-4 quad., on north side of Chitistone Mtns. Collector: Ed. M. Mackevett, 1967]
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Arietitid genus undetermined
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67AWK113
(Mesozoic loc. 29890)
, Mc Carthy
, E.M. MacKevett, Jr., 1967, near Mesozoic loc. 29870 in same quarter of a quarter section and same stratigraphic position. Hettangian. (from Imlay, 1981, p. 25) [No description given in original E&R report of Imlay, 2/20/68]; [USGS Mesozoic Iocs. 29890 and 29891. About 15 miles northeast of McCarthy, northern part of sec. 26, T. 4 S., R. 16 E., near NW. cor. McCarthy B-4 quadrangle, southern Wrangell Mountains, eastern Alaska. Waehneroceras and Psiloceras. (description from Imlay and Detterman, 1973, p. 21)]; [[USGS Mes. Cat.: Lower Jurassic - McCarthy Fm. Orig. No. 67 AWk 113. Upper Member, NW 1/4 NW 1/4 sec. 27, T. 4 S., R. 16 E., McCarthy (B-4) Quad., Wrangel Mtns., Alaska. Collector: E.M. McKevett, 1967]
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67AMk-233
(Mesozoic loc. 29891)
, Mc Carthy
, E.M. MacKevett, Jr., 1967, NE1/4NW1/4 sec. 26, T. 4 S., R. 16 E., McCarthy (B-4) quadrangle, Wrangell Mountains. Upper member of McCarthy Formation, a few hundred feet (100 m) above base of member. Hettangian. (from Imlay, 1981, p. 25) [No description given in original E&R report of Imlay, 2/20/68]; [USGS Mesozoic Iocs. 29890 and 29891. About 15 miles northeast of McCarthy, northern part of sec. 26, T. 4 S., R. 16 E., near NW. cor. McCarthy B-4 quadrangle, southern Wrangell Mountains, eastern Alaska. Waehneroceras and Psiloceras. (description from Imlay and Detterman, 1973, p. 21)]; [Imlay, R.W., and Detterman, R.L., 1973, Jurassic Paleobiogeography of Alaska: U.S. Geological Survey Professional Paper 801, 34 p. [USGS Mes. Cat.: Lower Jurassic - McCarthy Formation. Orig. No. 67AMk 233. Upper Member, NW 1/4 sec. T. 4 S., R. 16 E., McCarthy (B-4) Quad., Alaska. Collector: McKevett, 1967]
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Psiloceras cf. P. planorbis (J. de C. Sowerby)
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27AM-F5
(Mesozoic loc. 14030)
, Mc Carthy
, McCarthy Creek Valley near creek on east side, 2 1/2 miles from west glacier. Collector, Fred H. Moffit, 1927. (description from F.H. Moffit, 1938, USGS Bull. 894, p. 53) [F.H. Moffit, 1927. McCarthy Creek valley, near creek on east side, 2.5 mi (4 km) from the glacier, NE1/4NE1/4 sec. 36, T. 3 S., R. 14 E., McCarthy (C-5) quadrangle. Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation, probably a few hundred feet (100 m) above base. Late Sinemurian. (from Imlay, 1981, p. 25)]
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Crucilobiceras cf. C. crucilobatum Buckman
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19946-39
(Mesozoic loc. 28531)
, Mc Carthy
, Standard Oil Co. of California. East of McCarthy Creek near center sec. 25, T. 3 S., R. 14 E., McCarthy (C-5) quadrangle, Wrangell Mountains, southern Alaska. Lubbe Creek Formation. Late Pliensbachian. (from Imlay, 1981, p. 25); [Mesozoic loc. 28531 on east side of McCarthy Creek, probably a little northwest of center of sec. 25, T. 3 S., R. 14 E., McCarthy C-5, quadrangle, southern Wrangell Mountains, Lubbe Creek Formation. Arieticeras. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. 19946-39. East of McCarthy Creek. Lithology identical to "Pecten limestone." (Field designation used by Mackevett). Collector: Standard Oil Co.]
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Arieticeras cf. A. domarense (Meneghini)
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F-6 of MacKevett, 1961
(Mesozoic loc. 28533)
, Mc Carthy
, No description provided in transmittal sheet of Jones. (from Imlay E&R report, 11/9/61) [E.M. MacKevett, Jr., 1961. SE1/4NE1/4NW1/4 sec. 2, T. 4 S., R. 14 E., McCarthy (C-5) quadrangle. Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation. About 1,000 ft (305 m) stratigraphically above base of member. Early Sinemurian (from Imlay, 1981. p. 25)]
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F-10 of MacKevett, 1961
(Mesozoic loc. 28534)
, Mc Carthy
, F-1: Latitude 61 deg. 30'13" ; Longitude 142 deg. 51'3". From loc. near fault contact with Nikolai greenstone (description from transmittal sheet of Jones for Imlay E&R report of 11/9/61)[Note by R.B. Blodgett: memorandiums from MacKevett to Imlay of Dec. 19, 1961 and January 3, 1962 both state that collection F-1 was mislabelled, and should have been labelled F-10.] [E.M. MacKevett, Jr., 1961. On ridge west of McCarthy Creek, SW1/4NW1/4NW1/4 sec. 26, T. 3 S., R. 14 E., McCarthy (C-5) quadrangle, Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation, a few feet (about 1 m) below upper contact. Early Pliensbachian. (from Imlay, 1981, p. 25)]
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Crucilobiceras cf. C. pacificum Frebold
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Tropidoceras actaeon (d'Orbigny)
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F-4 of MacKevett, 1961
(Mesozoic loc. 28535)
, Mc Carthy
, Latitude 61 deg. 32'4"; Longitude 142 deg. 38'9". Ammonite float--from McCarthy ls.? (description from transmittal sheet of Jones accompanying Imlay E&R report of 11/9/61) [E.M. MacKevett, 1961. South-central part NW1/4SE1/4 sec. 11, T. 4 S., R. 15 E., McCarthy (C-5) quadrangle. Wrangell Mountains, southern Alaska. Float from upper member of McCarthy Formation. Early Sinemurian. (from Imlay, 1981, p. 25)]; Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (Iocs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. Orig. No. F-4. Lat. 61 degs. 32 min. 04 sec.; Long 142 degs. 38 min. 09 sec. Ammonite float -- from McCarthy ls. (?). Below the Weyla-Bearing ls. Collector: E.M. Mackevett, 7/61]
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Arnioceras cf. A. densicosta (Quenstedt)
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F-36 of MacKevett, 1961
(Mesozoic loc. 28537)
, Mc Carthy
, Latitude 61 deg. 31'42"; Longitude 142 deg. 41'6" Ammonites and pelecypods? from Jur. silty ls. above McCarthy shale. (description from memorandum of D.L. Jones to Ralph Imlay, dated Nov. 3, 1961 appended to Imlay E&R report of 11/9/61) [E.M. MacKevett, 1961. NE. cor. sec. 16, T. 4 S., R. 15 E., McCarthy (C-5) quadrangle. Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation; probably in middle part of member. Early Sinemurian. (from Imlay, 1981, p. 25)]; [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (locs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. McCarthy C-5 Quadrangle. Orig. No. F-36. Lat. 61 degs. 31 min. 42 sec.; Long. 142 degs. 41 min. 06 sec. Ammonites and pelecypods (?). From Jurassic silty ls. above McCarthy shale. Below Weyla-bearing ls. Collector: E.M. Mackevett, 7/61]
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F-35 of MacKevett, 1961
(Mesozoic loc. 28538)
, Mc Carthy
, Latitude 61 deg. 31'36" ; Longitude 142 deg. 40'58". Upper part of "McCarthy" shale. (description from transmittal sheet of Jones appended to Imlay E&R report of 11/9/61) [E.M. MacKevett, 1961. A little south of USGS Mesozoic loc. 28537. Early Sinemurian. (from Imlay, 1981, p. 25)]; [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (Iocs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [[USGS Mes. Cat.: Lower Jurassic. 61 degs. 31 min. 36 sec. lat.; Long. 142 degs. 40 min. 58 sec. Upper part of "McCarthy" shale. Below the Weyla-bearing limestone. Collector: E.M. Mackevett, 7/61]
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Arnioceras cf. A. densicosta (Quenstedt)
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F-45 of MacKevett, 1961
(Mesozoic loc. 28540)
, Mc Carthy
, Latitude 61 deg. 32'18" ; Longitude 142 deg. 41'48". Float ca 400' below Weyla ls. (description from transmittal sheet of D.L. Jones appended to Imlay E&R report of 11/9/61) [E.M. MacKevett, 1961. NW1/4SW1/4NE1/4 sec. 9, T. 4 S., R. 15 E., McCarthy (C-5) quadrangle. Wrangell Mountains, southern Alaska. Float collected about 400 ft (122 m) below top of upper member of McCarthy Formation. Early Pliensbachian. (from Imlay, 1981, p. 25)]; [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (locs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic. McCarthy C-5 Quadrangle. Orig. No. F45. Lat. 61 degs. 32 min. 18 sec.; Long. 142 degs. 41 min. 48 sec. About 400 ft. below Weyla ls. (float). Collector: E.M. MacKevett, 7/61]
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Prodactylioceras cf. P. italicum fucini R. Fischer
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62AMk20
(Mesozoic loc. 28678)
, Mc Carthy
, R.W. Imlay, 1962. Southwest of West Fork in NE. cor. NW1/4 sec. 3, T. 4 S., R. 15 E., McCarthy (C-5) quadrangle, Wrangell Mountains, southern Alaska. Lubbe Creek Formation. Early Toarcian(?). (from Imlay, 1981, p. 25); [USGS Mesozoic locs. 28546-28548, 28678, and 28679 in southern part of McCarthy C-5 quadrangle, southern Wrangell Mountains. Upper part of Lubbe Creek Formation. Weyla dufrenoyi (d'Orbigny), identified by S. W. Müller. (description from Imlay and Detterman, 1973, p. 23)]; [USGS Mes. Cat: Lower Jurassic. Orig. No. 62AMK20. (Field Sta. 51). Weyla beds. South of West Fork, McCarthy C-5 quad., Wrangell Mts., Alaska. Collector: R.W. Imlay, 1962]
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62AMk143
(Mesozoic loc. 28688)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. West of Nizina River in SE1/4NW1/4SW1/4 sec. 16, T. 3 N., R. 16 E., McCarthy (C-5) quadrangle, Wrangell Mountains, southern Alaska. Near top of upper member of McCarthy Formation. Late Pliensbachian. (from Imlay, 1981, p. 25); [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (locs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22);
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Arieticeras cf. A. domarense (Meneghini)
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Arieticeras cf. A. algovianum (Oppel)
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62AMk16
(Mesozoic loc. 28690)
, Mc Carthy
, R.W. Imlay, 1962. In saddle on ridge between Lubbe Creek and Diamond Creek east of McCarthy Creek, in east-central part of NE1/4 sec. 7, T. 4 S., R. 15 E., McCarthy (C-5) quadrangle, Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation. Probably late Sinemurian. (from Imlay, 1981, p. 25)
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62AMk62A
(Mesozoic loc. 28704)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. West of McCarthy Creek opposite of Lubbe Creek on ridge in east-central part of SW1/4 sec. 35, T. 3 S., R. 14 E., McCarthy (C-5) quadrangle, Wrangell Mountains, southern Alaska. About 1,200 ft (366 m) above base of upper member of McCarthy Formation. Probably late Sinemurian. (from Imlay, 1981, p. 25)
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62AMk63
(Mesozoic loc. 28706)
, Mc Carthy
, E.M. MacKevett, Jr., 1962. On ridge west of McCarthy Creek near center NW1/4NW1/4 sec. 35, T. 3 S., R. 14 E., McCarthy (C-5) quadrangle, Wrangell Mountains, southern Alaska. In upper part of upper member of McCarthy Formation. Early Sinemurian. (from Imlay, 1981, p. 25)
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Arietitid genus undetermined
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64AMk82
(Mesozoic loc. 29118)
, Mc Carthy
, From transitional zone between lower and upper members of McCarthy Fm. -- Probably best included in upper member. Prevailing rock type for this and other fossils submitted in this request is chalcedony cemented calcarenite or calcilutite. 3,000' S. 22-1/2 deg. E. of Hill 6580 in N. part of quad. Lat. 61 deg. 28'45", long. 142 deg. 37'50" (from transmittal sheet of MacKevett for Imlay E&R report of 11/30/64) [E.M. MacKevett, Jr., 1964. South-central part of SW1/4NW1/4 sec. 35, T. 4 S., R. 15 E., McCarthy (B-5) quadrangle, Wrangell Mountains, southern Alaska. Transistional beds at base of upper member of McCarthy Formation. Early Sinemurian. (from Imlay, 1981, p. 25)]
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Arietitid genus undetermined
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64AMk84
(Mesozoic loc. 29119)
, Mc Carthy
, From transitional zone between members of McCarthy Fm. 3,300' S. 22-1/2 deg. E. of Hill 6580. Lat. 61 deg. 21'43", long. 142 deg. 37'46" (from transmittal sheet of MacKevett appended to Imlay E&R report of 11/30/64) [E.M. MacKevett, Jr., 1964. 300 ft (91.5 m) southeast of USGS Mesozoic loc. 29118 in same quarter of a quarter section. Transistional beds at base of upper member of McCarthy Formation. Early Sinemurian. (from Imlay, 1981, p. 25)
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Arietitid genus undetermined
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64AMk108
(Mesozoic loc. 29121)
, Mc Carthy
, From low in section of upper member of McCarthy Fm. Stratigraphy complicated by numerous small folds. 40' S. 60 deg. W. of summit of Hill 6580. Lat. 61 deg. 29'20", long. 142 deg. 38'20" (from transmittal sheet of MacKevett appended to Imlay E&R report of 11/30/64) [E.M. MacKevett, 1964. In area of small folds of 40 ft (12 m) S. 60 deg. W. of summit of Hill 6580. NE1/4NE1/4 sec. 34, T. 4 S., R. 15 E., McCarthy (B-5) quadrangle, Wrangell Mountains, southern Alaska. Lower in upper member of McCarthy Formation. Early Sinemurian. (from Imlay, 1981, p. 25)]
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Arietitid genus undetermined
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63AWz150
(Mesozoic loc. 31174)
, Mc Carthy
, E.M. MacKevett, 1963. On ridge between Root Glacier and Kennicott Glacier, NE1/4SW1/4 sec. 19, T. 3 S., R. 14 E., McCarthy (C-6) quadrangle. Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation. 150 ft (46 m) below top. Late Sinemurian. (from Imlay, 1981, p. 25)
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Paltechioceras cf. P. harbledownense (Crickmay)
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63AWz152
(Mesozoic loc. 31175)
, Mc Carthy
, E.M. MacKevett, Jr., 1963. Same location as USGS Mesozoic loc. 31174 but only 100 ft (30.5 m) below top of upper member of McCarthy Formation. Late Sinemurian. (from Imlay, 1981, p. 25)
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28AM-F9
(Mesozoic loc. 14472)
, Mc Carthy
, F.H. Moffit, 1928. Head of first northern tributary of Mill Creek, SE1/4 sec. 33, T. 3 S., R. 11 E., McCarthy (C-7) quadrangle. Wrangell Mountains, southern Alaska. Upper member of McCarthy Formation. Late Sinemurian. (from Imlay, 1981, p. 25); [Many localities in upper member of McCarthy Formation, in McCarthy C-4, C-5, and B-4, quadrangles, Wrangell Mountains, eastern Alaska (MacKevett, 1970a, b, 1971). Ammonites include Arietites (loc. 29870), Arnioceras (locs. 28535, 28536, 28538, 28688), Crucilobiceras (loc. 28537, 28540, 28671-73), and Microderoceras (loc. 14472). (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Orig. No. AM-F9. Head of first northern tributary of Mill Creek, NW1/4 of NE1/4 of Quad. 601. Copper River Region, Chitina Valley Dstrict, Alaska. Coll: F.H. Moffit 1928]
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Crucilobiceras cf. C. crucilobatum Buckman
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71AMk31E
(Mesozoic loc. 30137)
, Mc Carthy
, None given in E&R report. [Imlay, 1981, USGS Prof. Paper 1148, p. 25 provides the following locality description: E.M. MacKevett, Jr. Center of N1/2SW1/4 sec. 8, T. 4 S., R. 11 E., McCarthy (C-7) quadrangle, Wrangell Mountains, southern Alaska. Lower part of upper member of McCarthy Formation. Early Sinemurian.]; [ USGS Mesozoic loc. 30137. Near center of north half of SW1/4 sec. 8, T. 4 S., R. 11 E., in south-central part of McCarthy (C-7) quadrangle. Mesozoic Iocs. 30138-30140 in west half of sec. 17, T. 4 S., R. 12 E., near southeast corner of McCarthy (C-7) quadrangle. Wrangell Mountains, eastern Alaska. All localities are in upper member of McCarthy Formation. Arnioceras (loc. 30140), Megarietites?, and Arnioceras? (loc. 30139), and arietitid ammonites (locs. 30137 and 30138). (description from Imlay and Detterman, 1973, p. 22); [USGS Mes. Cat.: (71AMK-31E) Jurassic, Upper Member of McCarthy Fm. Center of N1/2 of SW1/4 sec. 8, T. 4 S., R. 11 E., McCarthy C-7 quad., Wrangell Mtns, eastern Alaska. Coll. by E.M. MacKevett, 1971]
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Arietitid genus undetermined
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71AMk36B
(Mesozoic loc. 30138)
, Mc Carthy
, None given in E&R report. [Imlay, 1981, USGS Prof. Paper 1148, p. 25 provides the following locality description: E.M. MacKevett, Jr., 1971. SW1/4NE1/4SW1/4 sec. 17, T. 4 S., R. 12 E., McCarthy (C-7) quadrangle, Wrangell Mountains, southern Alaska. Low in upper member of McCarthy Formation. Early Sinemurian.]; Mesozoic locs. 30138-30140 in west half of sec. 17, T. 4 S., R. 12 E., near southeast corner of McCarthy (C-7) quadrangle. Wrangell Mountains, eastern Alaska. All localities are in upper member of McCarthy Formation. Arnioceras (loc. 30140), Megarietites?, and Arnioceras? (loc. 30139), and arietitid ammonites (locs. 30137 and 30138). (description from Imlay and Detterman, 1973, p. 22); [USGS Mes. Cat.: (71AMK-36B) Jurassic, Upper Member of McCarthy Fm. SW1/4 NE 1/4 SW1/4 sec. 17, T. 4 S., R. 12 E., McCarthy C-7 quad., Wrangell Mtns., eastern Alaska. Coll. by E.M. MacKevett, 1971]
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Arietitid genus undetermined
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71AFd263B
(Mesozoic loc. 30139)
, Mc Carthy
, None given in E&R report. [Imlay, 1981, USGS Prof. Paper 1148, p. 25 provides the following locality description: A.B. Ford, 1971. On ridge in south-central part of SE1/4NW1/4 sec. 17, T. 4 S., R. 12 E., McCarthy (C-7) quadrangle. Wrangell Mountains, southern Alaska. Low in upper member of McCarthy Formation. Late Sinemurian.]; Mesozoic locs. 30138-30140 in west half of sec. 17, T. 4 S., R. 12 E., near southeast corner of McCarthy (C-7) quadrangle. Wrangell Mountains, eastern Alaska. All localities are in upper member of McCarthy Formation. ..... Megarietites?, and Arnioceras? (loc. 30139), ..... . (description from Imlay and Detterman, 1973, p. 22); Imlay, R.W., and Detterman, R.L., 1973, Jurassic Paleobiogeography of Alaska: U.S. Geological Survey Professional Paper 801, 34 p. [USGS Mes. Cat.: Lower Jurassic, upper member of McCarthy Fm. On ridge in SW1/4 SE1/4 NW1/4 sec. 17, T. 4 S., R. 12 E., McCarthy C-7 quad., Wrangell Mtns., eastern Alaska, coll. by Ford, 1971]
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Paltechioceras cf. P. harbledownense (Crickmay)
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71AFd264
(Mesozoic loc. 30140)
, Mc Carthy
, None given in E&R report. [Imlay, 1981, USGS Prof. Paper 1148, p. 25 provides the following locality description: A.B. Ford, 1971. On ridge in SW. cor. sec. 17, near sec. 18, T. 4 S., R. 12 E., McCarthy (C-7) quadrangle, Wrangell Mountains, southern Alaska. Early Sinemurian.]; [Mesozoic locs. 30138-30140 in west half of sec. 17, T. 4 S., R. 12 E., near southeast corner of McCarthy (C-7) quadrangle. Wrangell Mountains, eastern Alaska. All localities are in upper member of McCarthy Formation. Arnioceras (loc. 30140), .... (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: (71AFd264). Lower Jurassic, upper member of McCarthy Fm. On ridge in SW corner sec. 17, near sec. 18, T. 4 S., R. 12 E., McCarthy C-7 quad., Wrangell Mtns, eastern Alaska. Coll. by Ford, 1971]
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Arnioceras cf. A. densicosta (Quenstedt)
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Arietitid genus undetermined
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55AGz182
(Mesozoic loc. 25939)
, Valdez
, Arthur Grantz, 1955. Valdez D-8 quad., 61 deg. 54'02" N., 146 deg. 52'00" W. [Note by RBB: locality description from Grantz's 1955 transmittal sheet gives a differing Lat. of 61 deg. 54'34" N., versus that above which is from an Imlay E&R dated 5/23/61]--[Arthur Grantz, 1955. Lat. 61 deg. 54'02"N., long. 146 deg. 52'00"W., Valdez (D-8) quadrangle, south side of western Copper River basin, southern Alaska. Talkeetna Formation. Late Toarcian. (description from Imlay, 1981, p. 25)]
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52AGz63
(Mesozoic loc. 24107)
, Anchorage
, Hoare, Imlay and Grantz, 1952. Anchorage D-2, on south tributary of Squaw Creek, 1.98 miles N 28 1/2 degrees E of southeast summit of Gunsight Mountain. Talkeetna formation. [R.D. Hoare, R.W. Imlay, and Arthur Grantz, 1952. On south tributary of Squaw Creek, 1.98 miles (3.2 km) N. 28 1/2 deg. E of southeast summit of Gunsight Mountain. Anchorage (D-2) quad. Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Pliensbachian. (description from Imlay, 1981, p. 26)]
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Fanninoceras kunae McLearn
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Arieticeras cf. A. domarense (Meneghini)
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52AGz66
(Mesozoic loc. 24108)
, Anchorage
, Grantz, Hoare and Imlay, 1952. Anchorage D-2 quad., on south tributary of Squaw Creek, 1.91 miles N 28 1/2 degrees E. of southeast summit of Gunsight Mountain. Talkeetna formation. [Arthur Grantz, R.D. Hoare, and R.W. Imlay, 1952. Differs from USGS Mesozoic loc. 24107 by being 1.91 miles (3.1 km) N. 28 1/2 deg. E. of southeast summit of Gunsight Mountain. Late Pliensbachian (description from Imlay, 1981, p. 26)]
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Fanninoceras kunae McLearn
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Fanninoceras cf. F. carlottense McLearn
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Protogrammoceras cf. P. paltum (Buckman)
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Protogrammoceras cf. P. argutum (Buckman)
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52AGz253
(Mesozoic loc. 24111)
, Anchorage
, Grantz, Hoare and Imlay, 1952. Anchorage D-2 quad., 5.04 miles N 33 degrees E of mouth of Sheep Creek. Talkeetna formation. [Arthur Grantz, R.D. Hoare, and R.W. Imlay, 1952. 5.04 miles (8 kms) N. 33 deg. E. of the mouth of Sheep Creek. Anchorage (D-2) quadrangle, Talkeetna Mountains, southern Alaska. Early Toarcian. (description from Imlay, 1981, p. 26)]
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Haugia cf. H. grandis Buckman
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52AGz98
(Mesozoic loc. 24114)
, Talkeetna Mts
, Grantz, Hoare and Imlay, 1952. Talkeetna Mountains A-1 quad., north branch of North Creek, 1.61 miles N 45 degrees W of mouth of North Creek. Talkeetna formation, hard siltstone probably transitional into Tuxedni formation. [Arthur Grantz, R.D. Hoare, and R.W. Imlay, 1952. From north branch of North Creek, 1.61 miles (2.5 km) N. 45 deg. W. of its mouth. Talkeetna Mountains (A-1) quadrangle, southern Alaska. Talkeetna Formation. Late Toarcian (description from Imlay, 1981, p. 26)]
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Haugia cf. H. grandis Buckman
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Haugia cf. H. compressa Buckman
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53AGz40
(Mesozoic loc. 24787)
, Anchorage
, A. Grantz and L. Fay, 1953. Anchorage D-2 quad., Lat. 61 deg. 50' 53" N., Long. 147 deg. 24' 43" W., about 0.6 miles southwest of point where Camp Creek crosses the Glenn Highway and about 0.56 miles northwest of B.M. 3351. Talkeetna formation, upper part. [Arthur Grantz and L.F. Fay, 1953. About 0.6 mile (1 km) northwest of point where Camp Creek crosses Glenn Highway, lat 61 deg. 50'53" N, long. 147 deg. 24'43" W., Anchorage (D-2) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Early Toarcian (from Imlay, 1981, p. 26)]
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Dactylioceras cf. D. commune (Sowerby)
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54AGz48A
(Mesozoic loc. 25316)
, Talkeetna Mts
, Art Grantz and L.F. Fay, 1954. Talkeetna Mtns. A-1 quad., Lat. 62 deg. 00' 42" N., Long. 147 deg. 27' 49" W., Talkeetna formation. [Arthur Grantz and L.F. Fay, 1954. Lat 62 deg. 00'42" N., long 147 deg. 27'49" W., Talkeetna Mountains (A-1) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation, upper part. Late Toarcian. (from Imlay, 1981, p. 26)]
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54AGz49A
(Mesozoic loc. 25317)
, Talkeetna Mts
, Art Grantz and L.F. Fay, 1954, Talkeetna Mtns. A-2 quad., Lat. 62 deg. 00'06"N., Long. 147 deg. 31'30"W., Talkeetna formation, upper part. [Arthur Grantz and L.F. Fay, 1954. Lat 62 deg 00'06" N., long 147 deg. 31'30" W., Talkeetna Mountains (A-1) quadrangle, Talkeetna Mountains, southern Alaska. Upper part of Talkeetna Formation. Late Toarcian. (from Imlay, 1981, p. 26)]
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54AGz50
(Mesozoic loc. 25318)
, Talkeetna Mts
, Arthur Grantz and L.F. Fay, 1954. Talkeetna Mtns. A-2 quad., Lat. 62 deg. 00'10"N., Long. 147 deg. 32'33"W., Talkeetna formation. [Arthur Grantz and L.F. Fay, 1954. Lat 62 deg. 00'10" N., long. 147 deg. 32'33" W., Talkeetna Mountains (A-2) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Toarcian. (from Imlay, 1981, p. 26)]
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Haugia cf. H. variabilis (D'Orbigny)
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54AGz51
(Mesozoic loc. 25319)
, Talkeetna Mts
, Art Grantz and L.F. Fay, 1954. Talkeetna Mtns. A-2 quad., Lat. 62 deg. 00'00 1/2"N., Long. 147 deg. 32'45"W. [Arthur Grantz and L.F. Fay, 1954. Lat 62 deg. 00'00 1/2" N., long 147 deg. 32'45" W., Talkeetna Mountains (A-2) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Toarcian. (from Imlay, 1981, p. 26)]
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54AFy24
(Mesozoic loc. 25342)
, Talkeetna Mts
, L.F. Fay, 1954. Talkeetna Mtns. A-1 quad., Lat. 62 deg. 02'48"N., Long. 147 deg. 29'34"W. Talkeetna formation. [L.F. Fay, 1954. Lat 62 deg. 02'48" N., long 147 deg. 29'34" W., Talkeetna (A-1) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Torcian. (from Imlay, 1981, p. 26)]
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54AFy130
(Mesozoic loc. 25359)
, Talkeetna Mts
, L.F. Fay, 1954. Talkeetna Mtns. A-1 quad., Lat. 62 deg. 02'40"N., Long. 147 deg. 21'36"W. [L.F. Fay, 1954. Lat 62 deg. 02'40" N., long 147 deg. 21'36" W., Talkeetna Mountains (A-1) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Toarcian. (from Imlay, 1981, p. 26)]
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55AGz228a
(Mesozoic loc. 25940)
, Talkeetna Mts
, Arthur Grantz, 1955. Talkeetna Mts. A-1 quad., Lat. 62 deg. 01'37" N., 147 deg. 17'53" W. Upper part of Talkeetna Formation. [Note by RBB: Grantz's transmittal sheet gives differing Lat. and Long. of: Lat. 62 deg. 01'21" N., 147 deg. 17'49" W., slightly differing from that given above which was taken from Imlay E&R of 5/23/61]--[Arthur Grantz, 1955. Lat 62 deg. 01'37" N., long 147 deg. 17'53" W., Talkeetna Mountains (A-1) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Toarcian. (description from Imlay, 1981, p. 26)]
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Brodieia cf. B. tenuicostata var. nodosa (Jaworski)
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55AGz294
(Mesozoic loc. 25941)
, Anchorage
, Arthur Grantz, 1955. Anchorage D-1 quad., Lat. 61 deg. 51'51" N., Long. 147 deg. 21'22" W., at east end of Sheep Mountain. Talkeetna formation, upper part. [Grantz's 1955 transmittal form contain the penciled-in coordinates of 0.62-7.87]--[Arthur Grantz, 1955. Lat. 61 deg. 51'51" N., long 147 deg. 21'22" W., at east end of Sheep Mountain. Anchorage (D-1) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation, upper part. Late Pliensbachian. (description from Imlay, 1981, p. 26)]
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Amaltheus cf. A. stokesi (J. Sowerby)
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Fontanelliceras cf. F. fontanellense (Gemmellaro)
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Protogrammoceras cf. P. paltum (Buckman)
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Protogrammoceras cf. P. argutum (Buckman)
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6-10BMB General Petrol. Corp. 1959
(Mesozoic loc. 27508)
, Talkeetna Mts
, General Petroleum Corp., 1959. Talkeetna Mountains A-2 quad., Coordinates 20.54 - 0.52. Near head of McDougall Creek. Brown sandstone and shale. Talkeetna? formation. [General Petroleum Corp., 1959. Near head of McDougall Creek. Coordinates 15.9-0.37. Talkeetna Mountains (A-2) quadrangle. Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Toarcian. (description from Imlay, 1981, p. 26)]
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Haugia cf. H. variabilis (d'Orbigny)
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66AGz31A
(Mesozoic loc. 29449)
, Anchorage
, On the south tributary of Squaw Creek 1.91 mi. N. 28 1/2 degrees E. of southeast summit of Gunsight Mtn. [Same place and stratigraphic position as USGS Mesozoic loc. 24108. (description from Imlay, 1981, p. 26)]
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Fanninoceras cf. F. carlottense McLearn
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Protogrammoceras cf. P. paltum (Buckman)
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66AGz31B
(Mesozoic loc. 29450)
, Anchorage
, On south tributary of Squaw Creek 1.95 mi. N. 28 1/2 degrees E. of southeast summit of Gunsight Mtn. [Data from transmittal sheet - RBB] -- [Arthur Grantz, 1966. On south tributary of Squaw Creek, 1.95 miles (3.1 km) southeast of summit of Gunsight Mountain, near USGS Mesozoic loc. 24107. Anchorage (D-2) quadrangle. Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Pliensbachian. (description from Imlay, 1981, p. 26)]
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Arieticeras cf. A. domarense (Meneghini)
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Leptaleoceras pseudoradians (Reynes)
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Fontanelliceras cf. F. fontanellense (Gemmellaro)
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73APr85A
(Mesozoic loc. M6171)
, Anchorage
, Float. South flowing branch of Doone Creek, 2400 feet north and 2000 feet west of S.E. cor. sec. 25, T. 21 N., R. 5 E., Anchorage D-4 quad., Talkeetna Mtns., Alaska. [George Plafker, 1973. On south-flowing branch of Doone Creek, 2,000 ft (610 m) west of SE. cor. sec. 25, T. 21 N., R. 5 E., Anchorage (D-4) quadrangle. Talkeetna Mountains, southern Alaska. Talkeetna Formation. Early Pliensbachian. (description from Imlay, 1981, p. 26)]
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Apoderoceras cf. A. subtriangulare (Young)
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No Data
(Mesozoic loc. 6706)
, Anchorage
, Creek entering Chickaloon River from west 1 mile above Government Brige, altitude 2,000 feet. G.C. Martin, 1910 (description from Martin, 1926, p. 223) [August 30, 1910 A.H. Brooks, 1910. Creek entering Chickaloon River from west 1 mile (1.6 km) above Government Bridge at altitude of 2,000 ft (610 m). Coordinates 3.0-9.0 Anchorage D-4 quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Sinemurian. (description from Imlay, 1981, p. 26)]
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Crucilobiceras cf. C. submuticum (Oppel)
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"USGS Mesozoic loc. 6697"
(Mesozoic loc. 6697)
, Anchorage
, Doone Creek, at mouth of gulch, 3,950-foot point on traverse of August 30. Float. G.C. Martin, 1910 (description from Martin, 1926, p. 222) [Aug. 30, 1910. G.C. Martin, 1910. Doone Creek at mouth of gulch. Anchorage (D-4) quadrangle, Talkeetna Mountains, southern Alaska. Float from Talkeetna Formation. Early Pliensbachian. (description from Imlay, 1981, p. 26 - note by R.B. Blodgett, listing of USGS loc. as 6797 on p. 26 is a mistake, should be 6697 as on p. 21 (Table 5)]
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Apoderoceras cf. A. subtriangulare (Young)
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13177-2
(Mesozoic loc. 27586)
, Anchorage
, Standard Oil of California. Carbon Creek, 2.3 miles (3.7 km) S. 7 deg. E. of its mouth near center of SW1/4 sec. 12, T. 19 N., R. 5 E., Anchorage (C-4) quadrangle, coordinate 1.4-17.3, Chugach Mountain, southern Alaska, Talkeetna Formation. Late Pliensbachian. (from Imlay, 1981, p. 26)
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Fanninoceras kunae McLearn
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Arieticeras cf. A. domarense (Meneghini)
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Fontanelliceras cf. F. fontanellense (Gemmellaro)
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SUS62
(Mesozoic loc. 29198)
, Anchorage
, British Petroleum Expl. (Alaska) Co. From saddle on south side of Kings Mountain 2 1/2 miles (4 km) S. 15 deg. E. of VABM 757 on the Glenn Highway. Anchorage (C-5) quadrangle. Chugach Mountains, southern Alaska. Talkeetna Formation. Early Toarcian.
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Dactylioceras cf. D. commune (Sowerby)
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Dactylioceras (Orthodactylites) kanense McLearn
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Harpoceras cf. H. exaratum (Young and Bird)
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57AGz30
(Mesozoic loc. 26772)
, Talkeetna Mts
, Arthur Grantz, 1957. Talkeetna Mountains A-2 quad., Lat. 62 deg. 59'58" N., Long. 147 deg. 57'48"W., Coordinates 1.20-17.23. Talkeetna formation. Possibly on a landslide or rubble mass. [Arthur Grantz, 1957. Lat. 62 deg. 59'58" N., long 147 deg. 57'48" W., Coordinates 1.20-17.23. Talkeetna Moutains (A-2) quadrangle. Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Sinemurian. (description from Imlay, 1981, p. 26)]; [USGS Mesozoic loc. 26722. Talkeetna Mountains A- 2 quadrangle, coordinates 1.20, 17.23, lat 62°59'58" N., long 147°57'48" W. ... Crucilobiceras. (description from Imlay and Detterman, 1973, p. 22)]; [USGS Mes. Cat.: Lower Jurassic-Talkeetna fm. 57-AGz-30. Talkeetna (A-2). Coords. 1.20-17.23. Lat. 62°59'58" N. Long. 147°57'48" W. Possibly landslide. Coll. Grantz, 1957]
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62AGz84
(Mesozoic loc. 28661)
, Talkeetna Mts
, Calcareous siltstone. Lat. 62 deg. 13'29" N., Long. 148 deg. 01'27" W., (Coords. 15.35-15.63) [Arthur Grantz, 1962, on Nowhere Creek. Lat. 62 deg. 13'29" N., long. 148 deg. 01'27" W., Coordinates 15.35-15.63. Talkeetna Mountains (A-3) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Sinemurian. (description from Imlay, 1981, p. 26)]; Mesozoic loc. 28661 in Talkeetna Mountains A-3 quadrangle, coordinates 15.35, 15.63, lat 62°13'29" N., long 148°01'27" W. Talkeetna Mountains, Cook Inlet region. Crucilobiceras. (description from Imlay and Detterman, 1973, p. 22); [USGS Mes. Cat.: Lower Jurassic - Talkeetna Formation. Orig. No. 62AGz84. Calc. siltstone. Lat. 62°13'29" N., Long. 148°01'27" W. , (Coords. 15.35-15.63). Nowhere Ck., Talkeetna Mts. A-3 Quad., Alaska. Collector: Grantz and Gebhardt, 1962.]
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Paltechioceras cf. P. harbledownense (Crickmay)
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Crucilobiceras cf. C. densinodulum Buckman
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Crucilobiceras cf. C. muticum (d'Orbigny)
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Crucilobiceras cf. C. submuticum (Oppel)
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62AGz84A
(Mesozoic loc. 28662)
, Talkeetna Mts
, Tuffaceous siltstone. Lat. 62 deg. 13'30" N., Long. 148 deg. 01'18" W. (Coords. 15.43 - 15.65) [Arthur Grantz, 1962. On Nowhere Creek, lat 62 deg. 13'30" N., long 148 deg. 01'18" W., Coordinates 15.43-15.65, Talkeenta Mountains (A-3) quadrangle, Talkeetna Mountains, southern Alaska. Late Sinemurian. (description from Imlay, 1981, p. 26)]
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Crucilobiceras cf. C. muticum (d'Orbigny)
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62AGz84B
(Mesozoic loc. 28663)
, Talkeetna Mts
, Talus and stream float. Lat. 62 deg. 13'30" N., Long. 148 deg. 01'12" W. (Coords. 15.5 - 15.65) [Arthur Grantz, 1962. Talus and stream float, lat 62 deg 13'30" N., long 148 deg 0'12" W., Coordinates 11.5-15.65, Talkeetna Mountains (A-3) quadrangle, Talkeetna Mountains, southern Alaska. Talkeetna Formation. Late Sinemurian. (description from Imlay, 1981, p. 26)]
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Paltechioceras cf. P. harbledownense (Crickmay)
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Crucilobiceras cf. C. muticum (d'Orbigny)
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