Pseudothelphusidae

(Modified from Chace & Hobbs 1969)

Carapace not very convex longitudinally or transversely, broad, less than three-fifths as long as wide; cervical groove distinct, concave forward; anterolateral margin denticulate, marked by two obscure notches, one at end of cervical groove, one near outer orbital angle; front delimited dorsally by strong transverse crest hiding entire true frontal margin from dorsal view. Third maxilliped with merus subquadrate, lateral margin feebly convex, distal margin somewhat concave; exopod extending beyond ischiomeral articulation. Pereiopods not unusually long or slender. Chela without prominent, swollen protuberance on outer surface near base of fingers ... Epilobocera sinuatifrons