Devil’s Lake, south range of the Baraboo Hills (Cambrian of the United States)

Where: Sauk County, Wisconsin (43.4° N, 89.7° W: paleocoordinates 21.8° S, 80.5° W)

• outcrop-level geographic resolution

When: Potsdam Formation, Trempealeauan (501.0 - 485.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; sandstone

Size class: macrofossils

Preservation: cast

Primary reference: A. Winchell. 1864. Notice of a small collection of fossils from the Potsdam Sandstone of Wisconsin and the Lake Superior Sandstone of Michigan. The American Journal of Science 37(110):226-232 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 154375: authorized by Pete Wagner, entered by Pete Wagner on 18.02.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Eogastropoda - Sinuopeidae
"Straparollus (Ophileta) primordialis n. sp." = Schizopea primordialis, "? Pleurotomaria advena n. sp." = Sinuopea advena
"Straparollus (Ophileta) primordialis n. sp." = Schizopea primordialis Winchell 1864 snail
"? Pleurotomaria advena n. sp." = Sinuopea advena Winchell 1864 snail