near Genoa (Ordovician of the United States)

Where: Vernon County, Wisconsin (43.5° N, 91.2° W: paleocoordinates 21.1° S, 75.5° W)

• coordinate estimated from map

When: Oneota Dolomite Formation, Tremadocian (485.4 - 477.7 Ma)

Environment/lithology: dolomite

Size classes: macrofossils, mesofossils

Preservation: recrystallized, original aragonite

Primary reference: E. O. Ulrich, A. F. Foerste, and A.K. Miller. 1943. Ozarkian and Canadian cephalopods. Part II, Brevicones. Geological Society of America Special Papers 49:1-240 [P. Wagner/P. Wagner/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189368: authorized by Björn Kröger, entered by Björn Kröger on 13.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ellesmerocerida - Ellesmeroceratidae
Levisoceras instabile Ulrich et al. 1943
Levisoceras obliquatum Ulrich et al. 1943
Levisoceras ellipticum Ulrich et al. 1943
Levisoceras curvatum Ulrich et al. 1943
Levisoceras raaschi Ulrich et al. 1943