| Ethmophyllum | |
|---|---|
 | |
| E. whitneyi | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Genus: | †Ethmophyllum |
Ethmophyllum is an extinct genus of sea sponge known from the Cambrian period .[1]
References
- ↑ 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.
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