Polyplacophora

Từ điển WordNet v3.1 - WordNet Dictionary

noun

small class of marine mollusks comprising the chitons;
sometimes considered an order of the subclass Amphineura
• Syn:
class Polyplacophora
• Hypernyms:
class
• Member Holonyms:
Mollusca, phylum Mollusca
• Member Meronyms:
genus Chiton