Branchioplax washingtoniana Rathbun 1916 (crab)

Malacostraca - Decapoda - Mathildellidae

Full reference: M. J. Rathbun. 1916. Description of a new genus and species of fossil crab from Port Townsend, Washington. American Journal of Science 41:344-346

Belongs to Branchioplax according to C. E. Schweitzer et al. 2000

See also Rathbun 1916 and Rathbun 1926

Sister taxa: Branchioplax albertii, Branchioplax ballingi, Branchioplax bidentata, Branchioplax carmanahensis, Branchioplax concinna, Branchioplax cordata, Branchioplax parva, Branchioplax pentagonalis, Branchioplax rossii, Branchioplax sulcata

Type specimen: Its type locality is Port Townsend, which is in a Rupelian marine horizon in the Clallam Formation of Washington

Ecology: epifaunal carnivore


• Oligocene to Miocene of United States (1: Washington collection)

• Oligocene of United States (4: Alaska, Oregon, Washington)

• Eocene of United States (5: Oregon, Washington)

• Paleocene to Eocene of United States (1: Alaska)

Total: 11 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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