south of Roaring Spring (Ordovician of the United States)

Where: Blair County, Pennsylvania (40.3° N, 78.4° W: paleocoordinates 30.9° S, 73.1° W)

• coordinate estimated from map

When: Tremadocian (485.4 - 477.7 Ma)

• upper Ozarkian

Environment/lithology: marine; lithology not reported

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 189369: authorized by Björn Kröger, entered by Björn Kröger on 13.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ellesmerocerida - Ellesmeroceratidae
Levisoceras ellipticum Ulrich et al. 1943