Kingdom Animalia Class Malacostraca Superfamily Goneplacoidea Phylum Arthropoda Order Decapoda | Subphylum Crustacea Infraorder Brachyura Family Mathildellidae Rank Genus | |
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Similar Decapoda, Calappilia, Palaeocarpilius, Eumorphocorystes, Archaeogeryon | ||
Branchioplax is an extinct genus of crab which existed in Alaska and Washington during the Eocene period. It was first named by Mary Rathbun in 1916, and contains ten species , including Branchioplax washingtoniana from the Hoko River Formation, Branchioplax carmanahensis, and Branchioplax ballingi.
References
Branchioplax Wikipedia(Text) CC BY-SA