Oneota dolomite near Dresbach (Ordovician of the United States)
Where: Winona County, Minnesota (43.9° N, 91.3° W: paleocoordinates 20.9° S, 75.2° W)
• coordinate based on nearby landmark
When: Oneota Formation, Tremadocian (485.4 - 477.7 Ma)
Environment/lithology: shallow subtidal; dolomite
Size class: macrofossils
Preservation: cast, original aragonite
Primary reference: E. O. Ulrich, A. F. Foerste, A. K. Miller and W. M. Furnish. 1944. Ozarkian and Canadian cephalopods, longicones and summary. Geological Society of America Special Paper 58:1-226 [P. Wagner/P. Wagner/B. Kröger]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 101766: authorized by Björn Kröger, entered by Björn Kröger on 02.01.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Cephalopoda | |
Clarkoceras newtonwinchelli, Clarkoceras gracile, Clarkoceras corniculum, Clarkoceras luthei, Burenoceras cornucopiaforme, Levisoceras curvatum, Ellesmeroceras winonicum
Clarkoceras newtonwinchelli Clarke 1897
Clarkoceras gracile Ulrich et al. 1943
Clarkoceras corniculum Sardeson 1896
Clarkoceras luthei Calvin 1892
Burenoceras cornucopiaforme Powell 1935
Levisoceras curvatum Ulrich et al. 1943
Ellesmeroceras winonicum Sardeson 1896 |