Melania perfecta Mousson, 1849 Tylomelania perfecta is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Pachychilidae.

This is the first species of the genus Tylomelania that was described (under the name Melania perfecta) by malacologist Albert Mousson in 1849.

This species occurs in south, south-east and central Sulawesi, Indonesia.

[2] It is a widespread species of Tylomelania.

This Pachychilidae-related article is a stub.