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