EXOCYCLOIDA

Pronunciation (US): (GB):

Meaning:

Flat sea urchins

Synonyms:

Exocycloida; order Exocycloida

Classified under:

Nouns denoting animals

Hypernyms ("Exocycloida" is a kind of...):

animal order (the order of animals)

Meronyms (members of "Exocycloida"):

sand dollar (flattened disklike sea urchins that live on sandy bottoms)

Holonyms ("Exocycloida" is a member of...):

class Echinoidea; Echinoidea (sea urchins and sand dollars)