Fossarina is a genus of sea snails, marine gastropod molluscs in the family Trochidae, the top shells. The genus Fossarina was moved from the family Fossariidae to the newly created subfamily Fossarininae within the family Trochidae by Williams et al. in 2010.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0