Los Angeles, from foundation of large building (Pliocene of the United States)

Where: California (34.1° N, 118.2° W: paleocoordinates 33.8° N, 117.0° W)

When: Pliocene (5.3 - 2.6 Ma)

Environment/lithology: marine; blue claystone

Size class: macrofossils

Collected by J.Z. Gilbert in 1914; reposited in the USNM

• Los Angeles, type-locality for R. urbanus: carapace embedded in blue clay, Cat. No. 324300 USNM

Primary reference: M. J. Rathbun. 1926. The Fossil Stalk-Eyed Crustacea of the Pacific Slope of North America. Smithsonian Institution United States National Museum [C. Schweitzer/S. Yost/S. Yost]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 139721: authorized by Carrie Schweitzer, entered by Samantha Yost on 16.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Cancridae
Romaleon urbanus Rathbun 1917 crab