Malacostraca - Decapoda - Carcinidae
Full reference: C. E. Schweitzer and R. M. Feldmann. 2000. New fossil portunids from Washington, USA, and Argentina and a re-evaluation of generic and family relationships within the Portunoidea Rafinesque, 1815 (Decapoda: Brachyura). Journal of Paleontology 74(4):636-653
Parent taxon: Polybiinae according to C. E. Schweitzer et al. 2021
See also Karasawa and Schweitzer 2006, Karasawa et al. 2008, Schweitzer and Feldmann 2000, Schweitzer et al. 2003, Schweitzer et al. 2010 and Schweitzer et al. 2006
Sister taxa: Archaeogeryon, Bathynectes, Benthochascon, Bericocarcinus, Boschettia, Brusinia, Coeloma, Faksecarcinus, Falsiportunites, Leiocarcinus, Liocarcinus, Lovaroides, Macropipus, Maeandricampus, Minohellenus, Necora, Olicarcinus, Ophthalmoplax, Parathranites, Polybius, Pororaria, Portufuria, Portunites, Nectocarcinus, Raymannius, Echinolatus, Coenophthalmus
Subtaxa: Megokkos alaskensis Megokkos feldmanni Megokkos hexagonalis Megokkos macrospinus
Type: Portunites alaskensis
Ecology: semi-infaunal carnivore
Distribution:
• Oligocene of United States (6: Alaska, Oregon, Washington collections)
• Eocene to Oligocene of United States (1: Washington)
• Eocene of United States (3: Oregon, Washington)
Total: 10 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.