An erosional exposure at Brightseat (Cretaceous of the United States)

Where: Prince George's County, Maryland (38.9° N, 76.9° W: paleocoordinates 37.3° N, 44.5° W)

When: Monmouth Formation, Late/Upper Cretaceous (100.5 - 66.0 Ma)

Environment/lithology: marine; lithology not reported

• "found in an erosional exposure" - as quoted in reference

Size classes: macrofossils, mesofossils

• left palm and finger (H. georgeana);

Collected by R. Lee Collins; reposited in the USNM

• type, John Hopkins University and U.S. National Museum, Cat. No. 73836 (H. georgeana);

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: paleoecologic analysis

PaleoDB collection 140996: authorized by Carrie Schweitzer, entered by Samantha Yost on 20.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Nephropidae
Hoploparia georgeana Rathbun 1935 clawed lobster