Betelgeusia is an extinct genus of sea stars in the family Radiasteridae. It was described by Blake and Reid, in 1998,[1] and existed in what is now the Netherlands, Texas, United States, Morocco, and India, during the Middle Jurassic through the Cretaceous period.[2] It contains the species B. brezinai, B. exposita, B. riedi, and B. orientalis.[2]
| Betelgeusia Temporal range:
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|---|---|
| |
| B. orientalis - MHNT | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Asteroidea |
| Order: | Paxillosida |
| Family: | Radiasteridae |
| Genus: | †Betelgeusia Blake & Reid, 1998 |
| Type species | |
| Betelgeusia riedi Blake & Reid, 1998
| |
References
edit- ^ D. B. Blake & R. Reid (1998). "Some Albian (Cretaceous) asteroids (Echinodermata) from Texas and their paleobiological implications". Journal of Paleontology. 72 (3): 512–532. Bibcode:1998JPal...72..512B. doi:10.1017/S002233600002429X. JSTOR 1306650. S2CID 131483454.
- ^ a b Daniel B. Blake and Roland Reboul (2011). "A new asteroid (Echinodermata) faunule from the Early Cretaceous (Barremian) of Morocco". Journal of Paleontology. 85 (6): 1021–1034. doi:10.1666/11-047.1. S2CID 129510034.
External links
edit- Betelgeusia at the Paleobiology Database
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