St. Stephens Bluff, Tombigbee River (Oligocene of the United States)

Where: Washington County, Alabama (31.6° N, 88.0° W: paleocoordinates 31.9° N, 82.2° W)

When: Glendon Formation, Oligocene (33.9 - 23.0 Ma)

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

• larger specimen of carapace, 40 millimeters wide (L. georgiana);

Collected by C.W. Cooke, W.H. Monroe, and R.B. Stewart, (12168); reposited in the USNM

• one carapace, Cat. No. 372809 (L. georgiana);

Primary reference: M. J. Rathbun. 1935. Fossil Crustacea of the Atlantic and Gulf Coastal Plain. Geological Society of America Special Paper (2)1-160 [C. Schweitzer/S. Yost]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 143383: authorized by Carrie Schweitzer, entered by Samantha Yost on 23.04.2013, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Raninidae
Ranina georgiana n. sp. Rathbun 1935 crab
Echinoidea
 Spatangoida - Brissidae
Eupatagus (Brissopatagus) alabamensis n. sp. Cooke 1942 heart urchin