A new family, Martinocarcinidae, must accommodate the monotypic genus Martinocarcinus Böhm, 1922. The genus displays a unique combination of dorsal, sternal and abdominal characters justifying placement in a new family. The Martinocarcinidae joins several other now extinct Eocene families that flourished at that time, supporting the long-held view that the Eocene was a time of radiation within the Brachyura.
Clarification of the South American Genus Austromunida Schweitzer & Feldmann, 2000 (Crustacea: Decapoda: Anomura), with the Establishment of a New Species01/01/2012
Ongoing confusion concerning the generic placement of the Argentinian Cenozoic species Austromunida casadioi Schweitzer & Feldmann, 2000, is addressed by separating the referred specimens into two species: maintaining A. casadioi and erecting the new species Munida deangelii.