A new genus of Barleeidae Gray, 1857 (Mollusca, Gastropoda) and the first occurrence of the genus Pseudodiala Ponder, 1967 off the Brazilian coast Author Santos, Franklin Noel Dos Author Absalão, Ricardo Silva text Zootaxa 2006 1232 59 68 journal article 10.5281/zenodo.273444 12e36fec-83fa-4423-9cfc-027930025ecf 1175­5326 273444 Ketosia new genus Type species: Ketosia riosi new species Description Shell conical to conical­pupoid, whorls convex to slightly convex anteriorly, brownreddish, cream, orange, lustrous to opaque. Protoconch paucispiral, dome­shaped. Surface with irregular pits. Teleoconch with four whorls, smooth, with deep pits. Suture impressed. Base rounded. Aperture oval to oval­subcircular, occasionally separated from peripheral region of teleoconch by slight depression. Lip thin. Umbilicus absent. Etymology Derived from Ketos, a mythical creature ridden by nymphs. A Ketos had a cetacean tail, a snake’s body and a wolf’s head, i.e., possessed an unusual combination of characters present in other animals, like our new genus.