Genus Litoscalpellum Newman & Ross, 1971

Litoscalpellum Newman & Ross, 1971: 108; Zevina, 1978b: 1344; Liu & Ren, 1985: 196, 2007: 228.

Diagnosis. 14 capitular plates, mostly unreduced; basal margin of tergum straight or with broad shallow notch; scutum sometimes with apico-lateral arm less than 1/5 of tergal border length, basal margin straight and smooth; upper latus triangular or elongate, commonly with slightly hollowed-out basal margin, rarely with deep notch; carinal latus as long as wide or slightly longer than wide, umbo sub-basicarinal; inframedian latus narrow, triangular or quadrilateral, umbo apical; rostral latus wider than high, with height diminishing from lateral to rostral border; caudal appendages with one to nine segments.

Type species. Litoscalpellum fissicarinatum Newman & Ross, 1971 .

Composition. 26 species.

Distribution. worldwide, excluding the Arctic. Known depth range 15 to 4070 m.

Remarks. According to Zevina (1978b) the type species, L. fissicarinatum, could be a synonym of Scalpellum korotkevitshae Zevina, 1968 .