Hazelia
Extinct genus of sponges / From Wikipedia, the free encyclopedia
Hazelia is a genus of spicular Cambrian demosponge known from the Burgess Shale, the Marjum formation of Utah,[4] and possibly Chengjiang.[1] It was described by Charles Walcott in 1920.[5]
Quick Facts Scientific classification, Species ...
Hazelia | |
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A specimen of Hazelia at the Mount Stephen Trilobite Beds | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Porifera |
Class: | Demospongiae |
Order: | †Protomonaxonida |
Family: | †Hazeliidae |
Genus: | †Hazelia Walcott, 1920 |
Species | |
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Its tracts are mainly radial and anastomose to form an irregular skeleton.[4] Its oxeas form a fine net in the skin of the sponge.[4]