McLay, 1993
Carapace about as wide as long, surface smooth, tomentose. Rostrum tridentate, median tooth very small, deflexed. Female sternal grooves end apart on low tubercles behind bases of the first legs. Antero-lateral teeth small. Cheliped with an epipod. Legs not knobbed or ridged. Propodi and dactyli of first two pairs of legs equal in length, inner margins of dactyli armed with five or fewer small spines. Fourth leg shorter than second leg. Uropod absent from abdomen, joint between last two segments freely movable. (Türkay 1995)
Type species: Petalomera yamashitai Takeda & Miyake, 1970, by monotypy.
Species treated:
Tunedromia yamashitai (Takeda & Miyake, 1970)