Reads Landing (Ordovician of the United States)

Where: Wabasha County, Minnesota (44.4° N, 92.1° W: paleocoordinates 20.1° S, 75.0° W)

• coordinate estimated from map

When: Rossodus manitouensis conodont zone, Oneota Dolomite Formation, Tremadocian (485.4 - 477.7 Ma)

Environment/lithology: dolomite

Size classes: macrofossils, mesofossils

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 189325: authorized by Björn Kröger, entered by Björn Kröger on 11.10.2017, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Euomphalina - Ophiletidae
Ophileta supraplana Ulrich et al. 1931 snail
Summer 1991 Smithsonian
 Eogastropoda - Sinuopeidae
Gasconadia putilla Sardeson 1896 snail
Summer 1991 Smithsonian
Cephalopoda
 Ellesmerocerida - Ellesmeroceratidae
Clarkoceras gracile Ulrich et al. 1943
Eremoceras teres Ulrich et al. 1943