A yellowish-brown European heart urchin.
- Echinocardium cordatum, class Echinoidea
More example sentences
- Last time I found a sea potato here, a kind of hairy sea-urchin that lives on sand.
- Starfish, sea potato and calcified red seaweed provide colour in Malta.
- On the rippled sand, peppered with worm casts, you may find spooters or razor shells and small sea urchins or sea potatoes.
Definition of sea potato in:
- The British & World English dictionary