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East side of County Rd (Altamont Fm., Guthrie Co., IA) (Carboniferous of the United States)

Where: Guthrie County, Iowa (41.7° N, 94.5° W: paleocoordinates 2.3° S, 27.4° W)

• coordinate based on political unit

When: Lake Neosho Shale Member (Altamont Formation), Desmoinesian (313.8 - 305.9 Ma)

• JA: all of the Desmoinesian collections in this paper are late Desmoinesian, see title of Swade 1985 in refs

Environment/lithology: marine; shale

Collection methods: core

Primary reference: J. M. Malinky and P. H. Heckel. 1998. Paleoecology and taphonomy of faunal assemblages in gray "core" (offshore) shales in Midcontinent Pennsylvanian cyclothems. Palaios 13(4):311-334 [J. Alroy/M. Sommers/P. Wagner] more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 92: authorized by John Alroy, entered by Mike Sommers on 20.11.1998

Creative Commons license: CC BY (attribution)