Biology:Holectypus
From HandWiki
Holectypus is an extinct genus of sea urchin. It lived from the Jurassic to the Cretaceous.[1] Fossils have been found all around the world.[2]
References
- ↑ Clark, William Bullock; Clark, William Bullock; Twitchell, M. W. (1915). The Mesozoic and Cenozoic Echinodermata of the United States. Washington: Govt. print. off. https://www.biodiversitylibrary.org/bibliography/36384.
- ↑ Template:Cite PBDB
Wikidata ☰ Q21291644 entry
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