Reference Detail of

Report on Referred Fossils
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Stratigraphic range: Devonian?, Mississippian-Permian
Kinds of fossils: Gastropods
Quadrangle or area: Eagle, Charley River, and Black River Quads.
Shipment No.: A-62-12
Referred by: Brabb, Earl E.
Report prepared by: Yochelson, Ellis L.
Date: 12/09/1965

This report is based on gastropods in a dozen collections from northern Alaska. They have all been assigned permanent locality numbers (-PC).

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61ABa1561 (21739-PC) , Black River , Black River A-3 quad., Lat. 66 deg. 11.3' N., Long. 142 deg. 11.3'W., coords. (8.7, 13.0). Unnamed shale and limestone sequence on northwest side of Grayling Fork of Black River.
Straparollus (Euomphalus) sp.
61ABa1553 (21770-PC) , Black River , Unnamed shale and limestone, possibly a few hundred feet above 21740-PC, Lat. 66 deg. 11.4'N., Long. 142 deg. 10.7'W., Black River A-3 quad.
Straparollus (Euomphalus) alaskensis Yochelson and Dutro
60ABa561A (21742-PC) , Charley River , Tahkandit Limestone, Charley River B-1 quad., SE 1/4 sec. 31, T. 7 N., R. 31 E., Lat. 65 deg. 23.4'N, Long. 141 deg. 26'W., coords. (2.0, 9.6), bluff on W. side of Nation River. (description from E&R report); [Between Nation and Kandik Rivers. [Charley River B-1 and B-2 quad., 1956 ed. Fossils all from Takhandit Limestone, but the formation is so extensively faulted that the stratigraphic position of the collection is uncertain]. Lat 65°23.4' N., long 141°26.0' W.; from base of cliff on west valley slope of Nation River. Thinly bedded dark-gray limestone. Collectors: E.E. Brabb, R.N. Passero, and H.J. Roepke, 1960. (description from Brabb & Grant, 1971,p. 21)]
Euconospira? sp.
60ABa614 (21745-PC) , Charley River , Tahkandit Limestone, Charley River B-2 quad., SE 1/4, sec. 30, T. 6 N., R. 30 E., Lat. 65 deg. 19' N., Long. 141 deg. 38' W., coords. (10.6, 4.6), E. side of unnamed tributary of Nation River. (description from E&R report); [Between Nation and Kandik Rivers. [Charley River B-1 and B-2 quad., 1956 ed. Fossils all from Takhandit Limestone, but the formation is so extensively faulted that the stratigraphic position of the collection is uncertain]. Lat 65°18.9' N., long 141°38.1' W.; east valley slope of unnamed tributary to Nation River; elev about 1,300 ft; northernmost of two limestone spurs. From thickly bedded olive-gray limestone. Collectors: E.E. Brabb, R.N. Passero, and H.J. Roepke, 1960. (description from Brabb & Grant, 1971,p. 21)]
Pleurotomariacean, undet.
60ABa672B (21769-PC) , Charley River , 5.5 feet above base of formation (description from E&R report); [Slough section. Lat. 65°10.8' N., long. 141°41.9' W.; southwest bank of Yukon River along slough. About 2 ft above 60ABa672A; from pebbly sandstone. Collecor: H.J. Roepke, 1960. (description from Brabb & Grant, p. 18)]
New genus
61ABa281 (21761-PC) , Eagle , Presumably the same as 60ABa28 (21107-PC, E&R A-61-19). [Note by Blodgett, information provided by Yochelson in description in error, see note below.]
gastropod, indeterminate
61ABa2001C (21767-PC) , Eagle , Middle part of Calico Bluff Formation. About 120 feet below 61ABa2001B.
Straparollus (Euomphalus) sp.
Shansiella sp.
cf. Worthenia
61ABa1981A (21771-PC) , Eagle , 110 ft. stratigraphically below base of Calico Bluff Formation (This collection duplicated in A-61-18 and A-61-19).
Bellerophontacean steinkern, indet.
Pleurotomariacean, indet. aff. Worthenia
globose steinkern, indet.
gastropod with prominent costae, indet.
Loxonema with strong ribs on whorl
61ABa1891B (21773-PC) , Eagle , 475 ft. above base of Calico Bluff Formation, at top of Unit T. (About 924 feet below top of section).
lenticular gastropod, indet.
Mourlonia sp.
low-spired rapidly expanding gastropod, indet.
61ABa1431F (21775-PC) , Eagle , Type Calico Bluff. Base of Unit F. About 325 feet below top of formation.
euomphalacean gastropod, indet.
61ABa1431E (21776-PC) , Eagle , Type Calico Bluff Section. Unit C about 120 feet below top.
Phymatopleura sp.
61ABa1431D (21777-PC) , Eagle , Type Calico Bluff. Lower part of Unit C about 115 feet below top. (from Yochelson E&R, 12/09/65); [or 45 feet strat. below 61ABa1431C (from Gordon and Yochelson E&R, 7/11/63)]
Hesperiella? sp.