| Tropidodiscidae | |
|---|---|
Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda (?) |
| Order: | †Bellerophontida |
| Superfamily: | †Bellerophontoidea |
| Family: | †Tropidodiscidae Knight, 1956[1] |
| Genera | |
See text | |
| Synonyms | |
Temnodiscinae Horný, 1963 | |
Tropidodiscidae is anextinctfamily ofPaleozoicfossilmolluscs with isostrophically coiled shells. They are of uncertain position taxonomically, in other words it is not known whether they were (Gastropoda (snails) orMonoplacophora)s.
Thetaxonomy of the Gastropoda by Bouchet & Rocroi, 2005[2] categorizes Tropidodiscidae in the superfamiliaBellerophontoidea within thePaleozoic molluscs of uncertain systematic position with isostrophically coiled shells (Gastropoda or Monoplacophora). This family has no subfamilies.
Genera in the family Tropidodiscidae include:
