| Kingdom | Phylum | Class | Order |
|---|---|---|---|
| Animalia | Echinodermata | Asteroidea | Valvatida |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| genus | Sphaeraster Quenstedt, 1875 | accepted |
| genus | Testudinaster Hess, 1984 | accepted |
| genus | Valettaster Lambert, 1914 | accepted |
| unranked | ? annulosus Quenstedt, 1876 | doubtful |
| unranked | ? argus Spencer, 1907 | doubtful |
| unranked | ? digitatus Quenstedt, 1858 | doubtful |
| unranked | ? punctatus Quenstedt, 1852 | doubtful |
| unranked | ? scutata Goldfuss, 1833 | doubtful |
| unranked | ? tabulata Goldfuss, 1833 | doubtful |
Sphaerasteridae. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-12-07.