crenocarina, Melanopsis, S. Moricand, 1841a: 61, pl. 4 figs 10-11.

Type locality: [Brazil] Rio de Pedra Branca, province de Bahia [Blanchet]. ( Thiaridae).

– Remarks. Material of this nominate taxon has not been found in the collection during this study; see also under the varieties bilineata, leucostoma, and melanostoma . Material listed as ‘Paratypen’ [syntypes] in NMB 1201a (6), NMB 1201c (7).