Noun pectinibranchia has 1 sense
  1. Pectinibranchia, order Pectinibranchia - large order of gastropods comprising univalve mollusks that have a single gill resembling a comb
    --1 is a kind of animal order
    --1 is a member of Gastropoda, class Gastropoda, Gasteropoda, class Gasteropoda
    --1 has members: Cypraeidae, family Cypraeidae
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