polyplacophore

English Thesaurus

1. primitive elongated bilaterally symmetrical marine mollusk having a mantle covered with eight calcareous plates (noun.animal)

hypernym	:	mollusc, mollusk, shellfish,
definition	:	invertebrate having a soft unsegmented body usually enclosed in a shell (noun.animal)

member meronym	:	genus chiton,
definition	:	a genus of Polyplacophora (noun.animal)