The Chinese mystery snail, black snail, or trapdoor snail, is a large freshwater snail with gills and an operculum, an aquatic gastropod mollusk in the family Viviparidae. The Japanese variety of this species is black and usually a dark green, moss-like alga covers the shell.
Bellamya constricta is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya contracta is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya crawshayi is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya ecclesi is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae. This species is found in Malawi and Mozambique. Its natural habitat is freshwater lakes.
Bellamya jeffreysi is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya leopoldvillensis is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya liberiana is a species of operculate freshwater snail, an aquatic gastropod mollusc in the family Viviparidae, the river snails or mystery snails. This species is endemic to Liberia.
Bellamya monardi is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Viviparidae.
Bellamya mweruensis is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya pagodiformis is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya robertsoni is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya rubicunda is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya trochlearis is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bellamya is a genus of freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the family Viviparidae.
Filopaludina bengalensis, also known as Bellamya bengalensis, is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Viviparidae.
Bellamya unicolor is a species of large freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
