van der Spoel, Bleeker and Kobayasi, 1993
Diagnosis
These species discard the protoconch at a very early stage and close the shell, merging the ventral and dorsal shell sides.
Species treated:
Diacavolinia angulosa (Eydoux and Souleyet, Ms.) (Gray, 1850)
Diacavolinia atlantica van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia bicornis van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia constricta van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia deblainvillei van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia deshayesi van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia elegans van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia limbata (d'Orbigny, 1836)
Diacavolinia longirostris (de Blainville, 1821)
Diacavolinia ovalis van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia robusta van der Spoel, Bleeker and Kobayasi, 1993
Diacavolinia strangulata (Deshayes, 1823)
[Table Cavoliniidae]