Assertion: sand dollar | /r/Synonym | cake urchins
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Sand dollars can also be called "sand cakes" or "cake urchins".
text: Sand dollars — sometimes called sea cookies, snapper biscuits, sand cakes, cake urchins, or pansy shells — are species of flat, burrowing echinoids that belong to the order Clypeasteroida.