Heteraster is an extinct genus of sea urchins belonging to the family Toxasteridae.
| Heteraster Temporal range: [1]
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| Fossil of Heteraster oblongus from Spain | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Order: | Spatangoida |
| Family: | †Toxasteridae |
| Genus: | †Heteraster Orbigny, 1855 |
These slow-moving shallow infaunal deposit feeder-detritivores lived during the Cretaceous period. Fossils of this family have been found in the sediments of Algeria, Egypt, France, Hungary, Mexico, Peru, Portugal, Serbia and Montenegro, Spain, Switzerland and Yemen.[1]
Species
edit- Heteraster oblongus Brongniart, 1821 [1]
- Heteraster delgadoi (Loriol, 1888)
- Heteraster renevieri (Desor, 1858).
- Heteraster transiens Devries (1956)
- Heteraster tissoti Coquand
- Heteraster peroni Ficheur
- Heteraster castellon
References
edit
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