Valcour Island (Ordovician of the United States)

Where: Clinton County, New York (44.6° N, 73.4° W: paleocoordinates 30.3° S, 61.6° W)

• coordinate estimated from map

When: Fort Cassin Formation, Floian (477.7 - 470.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: limestone

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 189274: authorized by Björn Kröger, entered by Björn Kröger on 09.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Endocerida - Piloceratidae
"Cassinoceras grande" = Expandocassinoceras grande
"Cassinoceras grande" = Expandocassinoceras grande Ulrich and Foerste 1943