A nomenclator of extant and fossil taxa of the Melanopsidae (Gastropoda, Cerithioidea) Neubauer, Thomas A. ZooKeys 2016 2016-07-05 602 1 358 A001AA4D-8FB4-C598-6F6D-2BF50B295ECE Gaudry & P. Fischer in Gaudry, 1867 Gaudry & P. Fischer in Gaudry 1867 Gastropoda Melanopsidae Melanopsis treatment-meta Animalia Melanopsis anceps Sorbeoconcha 36 37 Mollusca species anceps  Original source.  Gaudry 1862- 1867: 446, pl. 62, figs 1-6.  Type horizon. Pliocene.  Type locality.  "Megare"(p. 444), Greece.