A. Milne Edwards, 1873
Carapace subcircular in outline, without marked junction of the convex posterior border with the postero-lateral border; posterior and lateral margins ornamented with more than 20 small rounded lobes; frontal border with four subequal rounded lobes, laterals a little less advanced than medians. Merus of third maxillipeds with feeble antero-lateral angle. Male chelipeds unequal. Fifth pereiopods slightly reduced in size but similar in shape and position with the preceeding legs. (Türkay 1995)
Type species: Crossotonotus compressipes A. Milne Edwards, 1873.
Species treated:
Crossotonotus taketomiensis Sakai, 1974