Thoracica

Tho`rac´i`ca

n. pl.

(Zool.) A division of cirripeds including those which have six thoracic segments, usually bearing six pairs of cirri. The common barnacles are examples.

Thoracica

[thə′ras·ə·kə] (invertebrate zoology) An order of the subclass Cirripedia; individuals are permanently attached in the adult stage, the mantle is usually protected by calcareous plates, and six pairs of biramous thoracic appendages are present.

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