Balss, 1922
Carapace and pereiopods thickly covered with coarse granules. Median frontal tooth of rostrum very long, distinctly longer than eyestalks, its length about one quarter the total length of carapace. Frontal external angle very inconspicuous, evenly rounded. Eyestalks fixed, directed obliquely outwards, about a half the length of carapace. (Türkay 1995; Guinot 1998)
Type locality: Haidashi Bank, Sagami Bay, Japan, 600 m.
Range: Japan - Sagami Bay (Balss, 1922b); Philippines - west of Lubang Island (Serène & Vadon, 1981); 600-925 m.