| Kingdom | Phylum | Class | Family | Genus |
|---|---|---|---|---|
| Animalia | Mollusca | Gastropoda | Epitoniidae | Cirsotrema Mörch, 1852 |
Cirsotrema angulatum Marwick, 1926. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-25.