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Perischoechinoida

plural noun
Pe·​ris·​cho·​ech·​i·​noi·​da | \ pə¦ris(ˌ)kōˌekəˈnȯidə\

Definition of Perischoechinoida

: a large order of regular Paleozoic Echinoidea

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History and Etymology for Perischoechinoida

New Latin perischo- (from Greek perischesis surrounding, from periechein, perischein to surround—from peri- + echein, schein to have, hold—+ -sis) + echin- + -oida

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Dictionary Entries near Perischoechinoida

Peripylea

perique

perisarc

Perischoechinoida

periscian

periscii

periscope

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