Redescrição de Potamolithus catharinae com base em topótipos (Gastropoda, Hydrobiidae), rio Hercílio, Santa Catarina, Brasil

Cristina Pons da Silva, MariaLudmila Veitenheimer-Mendes, Inga

Potamolithus catharinae Pilsbry, 1911 is characterized on specimens from Hercílio river, State of Santa Catarina, Brazil, type-locality. Conchology, conchometry, soft-part morphology including head and food complex, pallial structures, radula and some aspects of the female and male reproductive systems are provided.

1. Neotropical
2. Potamolithus
3. Hydrobiidae
4. Topotypes