Echinarachnius
Genus of sea urchins / From Wikipedia, the free encyclopedia
Echinarachnius is a genus of sand dollars, belonging to the family Echinarachniidae . [1]
Quick Facts Echinarachnius, Scientific classification ...
Echinarachnius | |
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Echnarachnius parma | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Echinodermata |
Class: | Echinoidea |
Superorder: | Gnathostomata |
Order: | Clypeasteroida |
Family: | Echinarachniidae |
Genus: | Echinarachnius Gray, 1825 |
Synonyms | |
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Species of Echinarachnius have been around since the Pliocene epoch.