Type species: Porina anplievae Favorskaya, 1992
Systematic position uncertain.
This genus includes the species:
| (Gabb & Horn, 1862) | Paleogene Paleocene Thanetian | USA New Jersey | WoRMS 1827398 | |
| (Canu & Bassler, 1933) | Paleogene Paleocene Thanetian | USA New Jersey | WoRMS 1827397 |