Toxasteridae
| Toxasteridae Temporal range: Cretaceous | |
|---|---|
 | |
| Fossil of Heteraster oblongus from France, on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Superorder: | Atelostomata |
| Order: | Spatangoida |
| Family: | Toxasteridae J. Lambert 1920 |
Toxasteridae is an extinct family of sea urchins.
These slow-moving shallow infaunal deposit feeder-detritivores lived during the Cretaceous period, from 145.5 to 61.7 Ma. [1]
Genera
- Adytaster
- Aphelaster
- Douvillaster
- Enallopneustes
- Heteraster
- Isaster
- Isomicraster
- Macraster
- Mokotibaster
- Palmeraster
- Polydesmaster
- Toxaster