Çarapace smooth. Rostrum armed with 6 to 9 teeth on dorsal, and 3 to 6 on ventral margin; blade of rostrum high, broadly triangular in shape; adrostral crest and groove not reaching as far as epigastric tooth, the groove shallow; postrostral crest ending distinctly before posterior margin of-carapace; gastrofrontal and hepatic crests absent; gastro-orbital crest extending over middle third to half of distance between hepatic spine and orbital margin; in adult males, dactyl of third maxilliped half (0.5 to 0.6 times as long as propodus).