USGS 12342. 100' south of cutbank on east side of Skimo Creek (Carboniferous of the United States)

Also known as 50 AKe 226. Near Tiglukpuk Creek tributary

Where: Alaska (68.3° N, 151.9° W: paleocoordinates 27.3° N, 19.9° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Alapah Formation, Holkerian (346.7 - 340.0 Ma)

• Goniatites crenistria zone

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, cherty/siliceous shale

Size class: macrofossils

Reposited in the USNM

Primary reference: E. L. Yochelson and J.T. Dutro. 1960. Late Paleozoic Gastropoda from northern Alaska. United States Geological Survey Professional Paper 334(D):111-147 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 59938: authorized by Pete Wagner, entered by Pete Wagner on 22.04.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Bellerophontida - Euphemitidae
Euphemites sp. Warthin 1930 snail
species with 18 lira.
 Murchisoniina - Eotomariidae
? Bembexia inumbilicata Yochelson and Dutro 1960 snail