Cryptophragmus
Appearance
Cryptophragmus Temporal range:
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Genus: | †Cryptophragmus |
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Cryptophragmus is an extinct genus of sponges in the extinct family Aulaceratidae. Species are from the Ordovician of Australia, Canada (Ontario), China and the United States (Georgia, Virginia).
See also
References
- ^ A Beatricia-like organism from the Middle Ordovician. Raymond P.E., 1914, Canada Geological Survey Museum Bulletin, volume 5, pages l-19 (description page 8)
- The Rise, Development and Extinction of Stromatoporoids. Deyuan Dong, Palaeontologia Cathayana, pages 267-268, doi:10.1007/978-3-662-12662-2_10
External links
- "Cryptophragmus" at the Encyclopedia of Life
- "Cryptophragmus". Fossilworks. Gateway to the Paleobiology Database.