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: Middle Jurassic–Cretaceous
B. orientalis - MHNT
Scientific classification Edit this classification
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

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  1. ^ 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.
  2. ^ 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.
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