Arbacia
MESHD047308
A genus of SEA URCHINS in the family Arbaciidae. They have only one spheridium (stalked body) per ambulacral area (contains tube feet); most sea urchins have several spheridia per area.
Synonyms
- Arbacias
- Arbacia punctulata
- Arbacia punctulatas
- punctulatas, Arbacia
Source last updated 2026-05-24T15:25:08.068Z