Waverly sandstone, Marshall (Carboniferous of the United States)

Where: Calhoun County, Michigan (42.3° N, 85.0° W: paleocoordinates 18.4° S, 30.6° W)

When: Waverly Sandstone Formation (Waverly Group), Osagean (353.8 - 342.8 Ma)

Environment/lithology: marine; sandstone

Size class: macrofossils

Primary reference: C. R. Eastman. 1903. Carboniferous fishes from the central western States. Bulletin of the Museum of Comparative Zoology 39:163-226 [M. Clapham/P. Vazquez/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 133260: authorized by Matthew Clapham, entered by Priscilla Vazquez on 08.09.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Symmoriiformes - Symmoriidae
"Physonemus depressus" = Stethacanthus depressus
"Physonemus depressus" = Stethacanthus depressus Stjohn and Worthen 1875 elasmobranch