Hemisinidae
Family of gastropods
From Wikipedia, the free encyclopedia
Hemisinidae is a family of snails in the superfamily Cerithioidea.[1][2] They occur in freshwater and brackish environments[2] on all continents except Australia and Antarctica.[3]
| Hemisinidae Temporal range: Tithonian (Late Jurassic)–recent | |
|---|---|
| |
| Hemisinus brevis | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | incertae sedis |
| Superfamily: | Cerithioidea |
| Family: | Hemisinidae P. Fischer & Crosse, 1891 |
| Synonyms | |
| |
Genera
There are five extant genera:[2]
- Aylacostoma Spix, 1827
- Cubaedomus Thiele, 1928
- Hemisinus Swainson, 1840
- Longiverena Pilsbry & Olsson, 1935
- Pachymelania E. A. Smith, 1893
There are also four genera only known from fossils:[2]
- † Axonella Pacaud, Lhomme & Renaud, 2021
- † Gantmelania Kowalke, 2001
- † Pyrgulifera Meek, 1871
- † Stephaniphera S. Schneider, Kollmann & Pickford, 2020
