Class Echinoidea | Rank Genus | |
Similar Bothriocidaris, Archaeocidaris, Hardouinia, Histocidaris, Urasterella | ||
Dipyridyl melonechinus ridiculous
Melonechinus is an extinct genus of echinoid that lived in the Carboniferous. Its remains have been found in North America.
References
Melonechinus Wikipedia(Text) CC BY-SA