Anatoma rolani n. sp. and new records of rare Caribbean Anatoma species (Gastropoda: Vetigastropoda: Anatomidae)

摘要

Anatomidae McLean, 1989, is a family of small (1-11 mm), slit-bearing Vetigastropoda (see Geiger et al. 2008) occurring from the shallow subtidal to the abyss in all the world's oceans. They are distinguished from Scissurellidae by the peripheral location of the slit. Three genera have been described: Anatoma Woodward, 1859, Thieleella Bandel, 1998, and Sasakiconcha Geiger, 2006c. The former two have an open slit and are recognized based on protoconch sculpture (Anatoma: flocculent or smooth; Thielee