| Kingdom | Phylum | Class | Order | Family | Genus |
|---|---|---|---|---|---|
| Animalia | Mollusca | Gastropoda | Stylommatophora | Charopidae | Radiodiscus Pilsbry & Ferriss, 1906 |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| subspecies | Radiodiscus millicostatus costaricanus Pilsbry, 1926 | accepted |
| subspecies | Radiodiscus millicostatus millicostatus | accepted |
Radiodiscus millicostatus Pilsbry & Ferriss, 1906. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-27.