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
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)
• Paleocene to Eocene of United States (1: Alaska)
Total: 11 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.