Weltnerium Zevina, 1978

Arcoscalpellum Hoek, 1907: 85 (part); Newman & Ross, 1971: 42 (part).

Weltnerium Zevina, 1978b: 1347 .

Diagnosis. Inframedian latus wide, with four to six angles, umbo sub-central; carinal latus wide, umbo not significantly protruding.

Type species. Scalpellum nymphocola Hoek, 1883 .

Composition. 11 species.

Distribution. Worldwide. Known depth range 28 to 6070 m.