Ethmophyllum is an extinct genus of sea sponge known from the Cambrian period .[1]

Ethmophyllum
E. whitneyi
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Porifera
Order: Ajacicyathida
Family: Ethmophyllidae
Genus: Ethmophyllum

References

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  1. Charles Doolittle Walcott (1886). Second contribution to the studies on the Cambrian faunas of North America. Vol. 30 of Geological Survey bulletin. Govt. Print. Off. pp. 1–369.