Aylacostoma is a genus of tropical freshwater snails with an operculum. They are part of the family Hemisinidae, a group of aquatic gastropod molluscs. They are found in South and Central America. As a consequence of the Yacyretá Dam, two species are entirely extinct and another is extinct in the wild.
Aylacostoma is a genus of tropical freshwater snails with an operculum. They are part of the family Hemisinidae, a group of aquatic gastropod molluscs. They are found in South and Central America. As a consequence of the Yacyretá Dam, two species are entirely extinct and another is extinct in the wild.
==Species== Species within genus Aylacostoma include: Aylacostoma brunneum Vogler & Peso, 2014 Aylacostoma chloroticum Hylton-Scot, 1953 Aylacostoma ci Simone, 2001 Aylacostoma exoplicatum Simone, 2001 Aylacostoma francanum (Ihering, 1909) Aylacostoma glabrum Spix, 1827 Aylacostoma guaraniticum Hylton-Scot, 1953 Aylacostoma osculati (Villa, 1857) - synonym: Hemisinus osculati Aylacostoma stigmaticum Hylton-Scot, 1953 Aylacostoma tenuilabris (Reeve, 1860)
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).