About
Note: Do not rely on this information. It is very old.
Eocystites
Eocystites, an obscure genus of Cystoids (q.v.) found in the Lower Cambrian rocks; it is or interest as the oldest known Echinoderm.
Eocystites, an obscure genus of Cystoids (q.v.) found in the Lower Cambrian rocks; it is or interest as the oldest known Echinoderm.