Malacostraca - Decapoda - Micheleidae
Callianassa gamma is Callianassa theta (Rathbun, 1936, Corrections of Names of Fossil Decapod Crustaceans)
Alternative combinations: Callianassa gamma, Upogebia gamma
Full reference: M. J. Rathbun. 1935. Fossil Crustacea of the Atlantic and Gulf Coastal Plain. Geological Society of America Special Paper (2)1-160
Belongs to Meticonaxius according to O. D. Franţescu 2014
See also Rathbun 1935, Schweitzer et al. 2010 and Stenzel 1935
Sister taxon: Meticonaxius rhacheochir
Type specimen: Its type locality is Chickasawhay River, which is in an Eocene carbonate marl in the Winona Formation of Mississippi
Distribution:
• Eocene of United States (1: Mississippi collection)
• Paleocene of United States (1: Alabama)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.