Where: Emery County, Utah (38.7° N, 110.5° W: paleocoordinates 31.0° N, 52.0° W)

• coordinate estimated from map

When: Carmel Formation, Bajocian to Bajocian (170.3 - 166.1 Ma)

Environment/lithology: limestone

Size class: macrofossils

Collected by L. G. Henbest in 1930; reposited in the USGS

Primary reference: R. W. Imlay. 1964. Marine Jurassic Pelecypods From Central and Southern Utah. United States Geological Survey Professional Paper 483-C:C1-C42 [S. Holland/P. Monarrez]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 171985: authorized by Steven Holland, entered by Pedro Monarrez on 23.07.2015

Creative Commons license: CC BY (attribution)