Cryptophragmus

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

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

  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

External links