P. semilaevis Bate 1888

Description. Rostrum far overreaching antennal scale, armed dorsally, on basal crest only, with 5–9 teeth, including 2 or 3 on carapace posterior to level of orbital margin, none with distinct basal suture or barbed tip, armed ventrally with 19–52 teeth; abdomen without posteromesial tooth or median dorsal carina on 3rd somite; eye kidney-shaped, maximum diameter usually nearly 1/3 carapace length, ocellus represented by tapering, subtruncate lobe, broadening rather than constricted at juncture with cornea; 3rd maxilliped with epipod, penultimate segment from subequal to 7/5 as long as terminal segment; 2nd pereopods subequal with epipods, bearing 19–36 carpal articles (Chace 1985).

Distribution. Indonesia, Philippines, South and East China Seas and Japan; at depths of 176–700 m (Li 2006a).