Hazeliidae
Extinct family of sponges
From Wikipedia, the free encyclopedia
Hazeliidae is an extinct family of spicular Cambrian sea sponges known from the Burgess Shale, the Marjum Formation of Utah,[3] and possibly Chengjiang.[1] It was described by Charles Walcott in 1920.
| Hazeliidae Temporal range: | |
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| A specimen of Hazelia at the Mount Stephen Trilobite Beds | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Demospongiae |
| Order: | †Protomonaxonida |
| Family: | †Hazeliidae Walcott, 1920 |
| Genera | |
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