4 miles east of Cannon's Ranch, Baylor Mountains (Ordovician of the United States)

Where: Culberson County, Texas (31.0° N, 105.2° W: paleocoordinates 14.7° S, 91.7° W)

• coordinate estimated from map

When: El Paso Limestone Formation, Tremadocian (485.4 - 477.7 Ma)

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 189227: authorized by Björn Kröger, entered by Björn Kröger on 06.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Endocerida - Piloceratidae
Allopiloceras baylorense Ulrich et al. 1943