Cryptophragmus

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).

Cryptophragmus
Temporal range: 456.1–449.5 Ma
Scientific classification
Kingdom: Animalia
Phylum: Porifera
Class: Demospongiae
Order: †Labechiida
Family: †Aulaceratidae
Genus: †Cryptophragmus
Raymond, 1914[1]
Species
  • †Cryptophragmus antiquatus Raymond, 1914 (type)

See also

References
  1. 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


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