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Webster 1913 Edition

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Noun.

pl.

[NL., fr. Gr. [GREEK] a metal plate + L.

branchia

a gill.]

(Zoöl.)

A subclass of fishes, comprising the sharks, the rays, and the Chimæra. The skeleton is mainly cartilaginous.

Elasmobranchii

A taxonomic subclass within the class Chondrichthyes – the sharks, rays and skates.