A yellowish-brown European heart urchin.
- ‘Some organisms including cockles, lugworms and sea potatoes have been washed up onto Sligo beaches.’
- ‘On the rippled sand, peppered with worm casts, you may find spooters or razor shells and small sea urchins or sea potatoes.’
- ‘Starfish, sea potato and calcified red seaweed provide colour in Malta.’
- ‘Last time I found a sea potato here, a kind of hairy sea-urchin that lives on sand.’
We take a look at several popular, though confusing, punctuation marks.