A nomenclator of extant and fossil taxa of the Melanopsidae (Gastropoda, Cerithioidea) Neubauer, Thomas A. ZooKeys 2016 2016-07-05 602 1 358 9C7D72B3-FE53-F917-F22D-6A293E379E45 Robles, 1975 Robles 1975 Gastropoda Melanopsidae Melanopsis treatment-meta Animalia Melanopsis margili Sorbeoconcha 166 167 Mollusca species margili  Original source.  Robles 1975: 360, pl. 2, fig. 1.  Type horizon. Mammal zone MN 13-15, late Miocene-Pliocene.   Typelocality. "Fuente del Viso (Albacete)" [near Villatoya], Spain.  Types. Museo Nacional de Ciencias Naturales, Madrid, coll. no. M-435.