Acrotretoidea
From Wikipedia, the free encyclopedia
| Acrotretoidea Temporal range: | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Brachiopoda |
| Class: | Lingulata |
| Order: | †Acrotretida |
| Superfamily: | †Acrotretoidea |
| Families | |
Acrotretoidea is a superfamily of brachiopods containing the following families:
| Family | Number of genera | Fossil range |
|---|---|---|
| Acrotretidae | 55 | Lower Cambrian – Silurian |
| Curticiidae | 1 | Middle – Upper Cambrian |
| Torynelasmatidae | 9 | Ordovician (Arenig) – Silurian |
| Eoconulidae | 3 | Ordovician (Arenig – Ashgill) |
| Ceratretidae | 8 | Lower – Upper Cambrian |
| Ephippelasmatidae | 12 | Upper Cambrian – Ordovician |
| Scaphelasmatidae | 6 | Middle Cambrian - Upper Silurian |
| Biernatidae | 5 | Lower Ordovician – Middle Devonian |
