Alaska Paleontological Database

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PUBLICATION

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Authors:

Moore, Thomas E. , Dumitru, Trevor A. , Adams, Karen , Witebsky, Susan N. , Harris, Anita G.

Editors:

Date:

/2002

Title:

Origin of the Lisburne Hills-Herald Arch structural belt: Stratigraphic, structural, and fission-track evidence from the Cape Lisburne area, northwestern Alaska

360 , , 77-109,

Host:

Geological Society of America Special Paper :

Document Type:

Article\Abst.\Chapter\report

Annotation:

UserNote

94TM-48B , Point Hope , 68.86667 deg./165.95722 deg.; mouth of unnamed creek, 0.8 km east of VABM Sharpy. Collector: I.L. Tailleur. (description from Moore et al., 2004, p. 87 (Table 1)

Undifferentiated bisaccates

Densosporites spp. (reworked Paleozoic)

Microdinium opacum

94KA8-1 , Point Hope , 68.86083 deg./166.01667 deg.; SE tributary to unnamed creek, 3.5 km SSE of Cape Lisburne LRRS. (description from Moore et al., 2002, p. 87 (Table 1)

Ammobaculites erectus

Arenaceous spp. (large, coarse)

Bathysiphon granulocoella

Glomospira subarctica

Haplophragmoides coronis

Undifferentiated bisaccates

Classopollis classoides

Deltoidospora sp.

Microdinium opacum

Oligosphaeridium complex (thick-wall)

82Tr83B (10628-SD) , Point Hope , Point Hope C-3 68 deg. 33'55"/166 deg. 13'40" Calcareous nodule from mudrock interval in lithic sandstone turbite unit, Iviagik Group. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 1), Data Repository item 2002074)

2 incomplete Pa Distomodus staurognathoides (Walliser)

1 Pa fragment Distomodus sp. indet. .....

..... or Icriodella sp.

2 distomodid M elements

2 Panderodus sp. indet. fragments

1 unassigned Sc element

4 indets.

94AKA6-8 (33406-PC) , Point Hope , Point Hope D-2 68 deg. 49'21"/166 deg. 12'08" (sec. 21, T. 7 S., R. 60 W.). Top of Nasorak Formation, Lisburne Group; dark-gray crinoidal, dolomitic wackestone. Beach outcrop, about 1 km north of mouth of Niak Creek. Collector: K.E. Adams. (description from Moore et al., 2002, (Table DR-1, p. 2), Data Repository item 2002074)

3 Pa (juveniles) Cavusgnathus sp. indet.

1 Sa Hindeodus sp. indet.

Kladognathus sp. indet. 2 M and 1 Sb-Sc (all fragments) elements

Synclydognathus geminus (Hinde) 11 Pa, 2 Pb, 1 M, 3 Sa, 6 Sb, and 1 Sc elements

43 indets.

94AKA6-9 (33407-PC) , Point Hope , Point Hope D-2 68 deg. 48'45"/166 deg. 12'00" (sec. 28, T. 7 S., R. 60 W.). Base of Nasorak Formation, Lisburne Group; dark-gray coralline, crinoidal wackestone with bryozoans. Beach outcrop, about 0.2 km south of mouth of Niak Creek. Collector: K.E. Adams. (description from Moore et al., 2002, (Table DR-1, p. 2), Data Repository item 2002074)

4 Pa Bispathodus utahensis Sandberg and Gutschick

Cavusgnathus sp. indet. 5 Pa (all fragments) and 1 Pb elements

Kladognathus sp. indet. 20 M, 2 Sa, and 18 Sb-Sc elements

55 indets.

94AKA9-5 (33408-PC) , Point Hope , Point Hope D-2 68 deg. 51'29"/166 deg. 06'55" (sec. 2, T. 7 S., R. 60 W.). Nasorak Formation, Lisburne Group, about 10 m above base of formation; dark-gray wackestone containing crinoids, corals, and bryozoans(?). Along road to radar towers, about 1.3 km northwest of right-angle bend in Selin Creek. Collector: K.E. Adams. (description from Moore et al., 2002, (Table DR-1, p. 3), Data Repository item 2002074)

Kladognathus sp. indet. 1 Pa-Pb (fragment), 2 M, and 1 Sb-Sc elements

1 Sc? Synclydognathus sp. indet.

1 indet.

94TM78A (33409-PC) , Point Hope , Point Hope D-2 68 deg. 51'24"/166 deg. 05'20" (sec. 11, T. 7 S., R. 60 W.). Top of Nasorak Formation, Lisburne Group; dark-gray crinoidal, coralline, bryozoan mudstone-wackestone. Along west side of road that parallels Seba Creek, about 1.2 km south of small lake at Cape Lisburne long-range radar station. Collector: T.E. Moore. (description from Moore et al., 2002, (Table DR-1, p. 1), Data Repository item 2002074)

1 Pa fragment Cavusgnathus sp. indet.

Kladognathus sp. indet. 1 M, 1 Sa, and 2 Sb-Sc elements

Synclydognathus geminus (Hinde) 3 Pa, 1 Sa, 1 Sb, and 4 Sc elements

13 indets.

94TM78B (33410-PC) , Point Hope , Point Hope D-2 68 deg. 51'24"/166 deg. 05'20" (sec. 11, T. 7 S., R. 60 W.). Base of Kogruk Formation, Lisburne Group; recrystallized, fine-grained, yellowish-light-gray-weathering, medium-gray limestone containing black chert nodules and lenses. Along west side of road that parallels Selin Creek, about 1.2 km south of small lake at Cape Lisburne long-range radar station. Collector: T.E. Moore. (description from Moore et al., 2002, (Table DR-1, p. 4), Data Repository item 2002074)

2 Pa fragments Bispathodus utahensis Sandberg and Gutschick

2 Pa fragments Cavusgnathus sp.

Hindeodus cristulus (Youngquist and Miller)? 2 Pa (fragments) and 1 Sa elements

Kladognathus sp. indet. 2 M, 1 Sa, and 3 Sb-Sc elements

Synclydognathus geminus (Hinde) 3Pa, 1 Sa, 3 Sb, and 1 Sc elements

UNASSIGNED ELEMENTS: 1 Sa and 1 Sb

114 indets.

94TM80A (33411-PC) , Point Hope , Point Hope D-2 68 deg. 51'40"/166 deg. 05'15" (sec. 1, T. 7 S., R. 60 W.), Silicified carbonate unit, Lisburne Group (within upper half); fine-grained, recrystallized. Collector: T.E. Moore.(description from Moore et al., 2002, (Table DR-1, p. 4), Data Repository item 2002074)

2 small bar fragments Kladognathus? sp. indet.

1 unassigned M element

21 indets.

94TM83A (33412-PC) , Point Hope , Point Hope D-2 68 deg. 52'00"/166 deg. 12'27". Silicified carbonate unit, Lisburne Group (within middle part); light-gray, light-gray- and yellowish-brown weathering, fine grained limestone containing brachiopods. 0.7 km northeast of Chukchi Sea and about 1 km south of Alokut Point on north side of unnamed creek. Collector: T.E. Moore. (description from Moore et al., 2002, (Table DR-1, p. 5), Data Repository item 2002074)

4 Pa fragments Cavusgnathus sp. indet.

6 Pa Gnathodus girtyi girtyi Hass

Idioprioniodus sp. indet. 1 P and 1 M element fragments

Kladognathus tenuis (Branson and Mehl) 3 M and 4 Sa element fragments

116 indets.

82Tr110 (28777-PC) , Point Hope , Point Hope D-2 68 deg. 50'05"/166 deg. 11'50". Base of Nasorak Formation, Lisburne Group; impure fossiliferous limestone, 1.5 miles north of Niak Creek. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 5), Data Repository item 2002074)

1 mid Pa element fragment Bispathodus utahensis Sandberg and Gutschick?

1 incomplete Pa element Cavusgnathus sp. indet.

Kladognathus sp. 2 M, 1 Sa, and 6 Sb-SC (all fragments)

Synclydognathus sp. indet. 1 Pb and 1 Sc elements

84 indet. bar, blade, and platform fragments

82Tr109 (28778-PC) , Point Hope , Point Hope D-2 68 deg. 49'40"/166 deg. 12'00". Base of Nasorak Formation, Lisburne Group; impure fossiliferous limestone 1.0 mile north of Niak Creek. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 5), Data Repository item 2002074)

1 juvenile and 1 adult Pa (fragments) Bispathodus? sp. indet.

1 incomplete Pa Cavusgnathus sp. indet.

Kladognathus sp. indet. 7 M and 4 Sb-Sc elements

1 S fragment Synclydognathus sp. indet.

44 indets.

82Tr108A (28779-PC) , Point Hope , Point Hope D-2 68 deg. 48'50"/166 deg. 12'00" Base of Nasorak Formation, Lisburne Group; impure fossiliferous limestone. South of Niak Creek. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 6), Data Repository item 2002074)

1 Pa fragment Bispathodus utahensis Sandberg and Gutschick?

2 incomplete Pa Cavusgnathus sp. indet.

2 Kladognathus sp. indet. fragments

82Tr98A (28780-PC) , Point Hope , Point Hope D-2 68 deg. 45'05"/166 deg. 11'50". Base of Nasorak Formation, Lisburne Group; impure, fossiliferous limestone. South of Noyalik Creek. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 6), Data Repository item 2002074)

1 Pa Cavusgnathus unicornis Youngquist and Miller

Kladognathus sp. indet. 1 M and 2 Sb-Sc elements

2 Pb Synclydognathus sp. indet.

1 unassigned Sb element

12 indets.

82Tr95 (28781-PC) , Point Hope , Point Hope C-2 68 deg. 41'35"/166 deg. 11'40". Base of Nasorak Formation, Lisburne Group; impure, fossiliferous limestone. From Collier's fig. 4 section, south of Cape Lewis. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 7), Data Repository item 2002074)

3 Pa (incomplete) Bispathodus utahensis Sandberg and Gutschick

3 Pa Cavusgnathus unicornis Youngquist & Miller

1 Sa Hindeodus sp. indet.

Kladognathus sp. indet. 2 M, 1 Sa, and 2 Sb-Sc elements

46 indets.

82Tr99 (28774-PC) , Point Hope , Point Hope D-2 68 deg. 47'05"/166 deg. 11'20". Uppermost Kogruk Formation, Lisburne Group. From mouth of Alkalugen Creek. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 7), Data Repository item 2002074)

1 Pa Cavusgnathus altus Harris and Hollingsworth

2 Pa Cavusgnathus unicornis Youngquist and Miller

12 Pa fragments Cavusgnathus sp. indet.

3 Pa Gnathodus texanus Roundy

2 Idioprioniodus sp. indet. fragments

3 Sb-Sc fragments Kladognathus sp. indet.

104 indets. (chiefly small kladognathid fragments)

82Tr98B (28772-PC) , Point Hope , Point Hope D-2 68 deg. 45'20"/166 deg. 11'55". Uppermost Kogruk Formation, Lisburne Group. From south edge of Noyalik Peak. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 7), Data Repository item 2002074)

1 Pa Hindeodus cristulus (Youngquist and Miller)

Kladognathus sp. indet. 1 M and 2 Sb-Sc elements

1 Pa Synclydognathus geminus (Hinde)

1 indet.

82ARr30 (28773-PC) , Point Hope , Point Hope D-2 68 deg. 45'42"/166 deg. 11'48". Uppermost Kogruk Formation, Lisburne Group. From north of Noyalik Peak. Collector: B.L. Reed. (description from Moore et al., 2002, (Table DR-1, p. 8), Data Repository item 2002074)

53 Pa Gnathodus girtyi girtyi Hass ......

..... and G. g. simplex Dunn

1 M Gnathodus sp. indet.

1 Pa Hindeodus minutus (Ellison)

9 Idioprioniodus sp. indet. fragments

14 Pa Rhachistognathus muricatus Dunn

2 juvenile Pa Rhachistognathus prolixus Baesemann and Lane? 1M and 1Pb

1M and 1 Pb unassigned elements

+100 indets.

82Tr96 (28771-PC) , Point Hope , Point Hope C-2 68 deg. 43'30"/166 deg. 11'54". Uppermost Kogruk Formation, Lisburne Group. From north end of sea cliffs, Cape Lewis, south of Ukinyak Creek. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-1, p. 8), Data Repository item 2002074)

27 Pa Gnathodus girtyi girtyi Hass .....

..... and G. g. simplex Dunn

1 M fragment Idioprioniodus sp. indet.

1 Pa Lochriea commutata (Branson and Mehl)

1 Pa Rhachistognathus muricatus Dunn

1 unassigned Sa fragment

34 indets.

82Tr80A , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'27"/166 deg. 13'20". Near seacoast, 150 m south of Angolik Creek. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-2, p. 1), Data Repository item 2002074)

Nemagraptus gracilis surcularis (Hall)

Reteograptus geinitzianus Hall

Cryptograptus schaferi Lapworth

Glossograptus ciliatus Emmons

Corynoides sp.

Dicellograptus cf. D. gurleyi gurleyi Lapworth

D. cf. D. sextans exilis Elles & Wood

Glyptograptus cf. G. teretiusculus (Hisinger)

G. sp.

Climacograptus sp.

Orthograptus calcaratus subsp. indeterminate

82Tr80B , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'27"/166 deg. 13'20". Near seacoast, 150 m south of Angolik Creek, northern part of same exposure as 82Tr80A. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-2, p. 1), Data Repository item 2002074)

Nemagraptus sp.

Cryptograptus schaferi Lapworth

C. tricornis (Carruthers)

Glossograptus sp.

Didymograptus? sp.

Dicellograptus gurleyi gurleyi Lapworth

D. sextans exilis Elles & Wood

D. aff. D. caduceus Lapworth

Glyptograptus sp.

Amplexograptus?

Climacograptus sp.

82Tr81A , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'43"/166 deg. 13'15". Near seacoast, 300 m nouth of Angolik Creek. Argillite and shale unit, Iviagik Group. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-2, p. 1), Data Repository item 2002074)

Cryptograptus tricornis (Carruthers)

Glossograptus? sp.

Dicranograptus ramosus spinifer Elles & Wood

Dicellograptus sp.

Climacograptus bicornis bicornis (Hall)

C. bicornis tridentatus Lapworth

Pseudoclimacograptus? sp.

Amplexograptus sp.

Glossograptus .....

..... or Orthograptus sp.

A dendroid(?) form like Mastigograptus

82Tr81B , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'45"/166 deg. 13'13". Near seacoast 300 m nouth of Angolik Creek, same location as 82Tr81B. Argillite and shale unit, Iviagik Group. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-2, p. 2), Data Repository item 2002074)

Dicranograptus cf. D. hians hians T.S. Hall

Climacograptus cf. C. caudatus Lapworth

C. sp.

Glyptograptus? sp.

Orthograptus cf. O. pageanus Elles & Wood

82Tr83B (graptolite) , Point Hope , Point Hope C-3 quadrangle. 68 deg. 33'55"/166 deg. 13'40". Seacliffs, 350 m south of Okrurat Creek. Lithic sandstone turbidite unit. Collector: I.L. Tailleur. (description from Moore et al., 2002, (Table DR-2, p. 2), Data Repository item 2002074) [Note by R.B. Blodgett, the extension name (graptolite) was added here in this database to distinguish this collection from the conodont sample at same locality]

Monograptus spiralis (Geinitz)

Monograptus sp. aff. M. communis

Unidentified fragments

82Gz3 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 39'20"/166 deg. 13'25". Near seacoast, 1 km NNE of Cape Dyer. Argillite and shale unit, Iviagik Group. Collector: A. Grantz. (description from Moore et al., 2002, (Table DR-2, p. 2), Data Repository item 2002074)

Didymograptus? sp. (poorly preserved)

82AGz9 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 39'20"/166 deg. 13'25". Near seacoast, 1 km NNE of Cape Dyer, approx. same location as 82AGz3. Argillite and shale unit, Iviagik Group. Collector: A. Grantz. (description from Moore et al., 2002, (Table DR-2, p. 2), Data Repository item 2002074)

Glyptograptus sp.

Climacograptus? sp.

BM10 - 83WR430 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'15"/166 deg. 13'20". From 10- 15- ft.-thick interval, north end of of cliffs south of Angolik Creek. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 2), Data Repository item 2002074)

Nemagraptus exilis linearis Ruedemann

Dicellograptus sp.

Reteograptus sp.

Glossograptus sp.

Orthograptus sp.

Glyptograptus sp.

Pseudoclimacograptus? sp.

BM10b - 83WB430 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'15"/166 deg. 13'20". Float collection over 100 m from BM10. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 2), Data Repository item 2002074)

Glossograptus sp.

Dicellograptus sp.

Orthograptus cf. O. calcaratus acutus Elles & Wood

BM21 - 83WB488 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'00"/166 deg. 12'55". Iviagik Mountain, east flank. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 3), Data Repository item 2002074) [Note by R.B. Blodgett: for some reason this locality data is repeated twice on Table 2]

Pterograptus sp.

Didymograptus sp.

Phyllograptus? sp.

Glossograptus ciliatus Emmons

Cryptograptus schaferi Lapworth

Climacograptus riddellensis Harris

Pseudoclimacograptus? sp.

Glyptograptus sp.

BM40 - 83WB542 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'15"/166 deg. 13'35". Seacliff on northwestern flank of Iviagik Mountain. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 3), Data Repository item 2002074)

Cryptograptus tricornis (Carruthers)

Orthograptus calcaratus acutus Elles & Wood

Amplexograptus sp.

BM22 - 83WB561 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'35"/166 deg. 13'10". Between Cape Dyer and Ivaigik Mountain, near Angolik Creek. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 3), Data Repository item 2002074)

Climacograptus bicornis (Hall)

Glyptograptus? sp.

Cryptograptus tricornis (Carruthers)

Dicellograptus sp.

BM54 - 83WB578 , Point Hope , Point Hope C-2 quadrangle. 68 deg. 31'15"/166 deg. 39'55". Akalolik Creek, 5.5 km south-southeast of Iviagik Mtn. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 3), Data Repository item 2002074)[Note by R.B. Blodgett: The long. given above is incorrect!!!!]

Didymograptus? sp.

Biserial rhabdosome

BM49 - 83WB562 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'40"/166 deg. 13'15". Between Cape Dyer and Iviagik Mountain; north of Angolik Creek. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 4), Data Repository item 2002074)

Climacograptus sp. (Sparse and scrappy)

BM49 (2nd graptolite loc. from this locality) - 83WB580 , Point Hope , Point Hope C-3 quadrangle. 68 deg. 37'40"/166 deg. 13'15". Between Cape Dyer and Iviagik Mountain; north of Angolik Creek. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 4), Data Repository item 2002074)

?Climacograptus caudatus Lapworth

Dicellograptus ......

..... or Dicranograptus sp.

BM70 - 83WB724 , Point Hope , Point Hope C-2 quadrangle. 68 deg. 31'15"/166 deg. 39'15". Tributary to Akalolik Creek, 5 km south of Iviangik Mtn. Argillite and shale unit, Iviagik Group. Collector: B. Matsutsuyu. (description from Moore et al., 2002, (Table DR-2, p. 4), Data Repository item 2002074))[Note by R.B. Blodgett: The long. given above is incorrect!!!!]

Glyptograptus sp.

Dicellograptus? sp.