Spongioradsia
| Spongioradsia Temporal range: | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Polyplacophora |
| Subclass: | Neoloricata |
| Order: | Chitonida |
| Family: | Tonicellidae |
| Genus: | Spongioradsia Pilsbry, 1894 |
| Type species | |
| Trachydermon (Trachyradsia) aleutica Dall, 1878 | |
| Synonyms | |
|
Trachydermon (Spongioradsia) Pilsbry, 1894 (original rank) | |
Spongioradsia is a genus of polyplacophoran molluscs. Spongioradsia became extinct during the Oligocene period.