branchĭae, ārum (sing. branchia, ae, Aus. Mos. 266; Vulg. Tob. 6, 4), f., = τὰ βράγχια,
the gills of fish , Col. 8, 17, 12; Plin. 9, 7, 6, § 16; 9, 18, 33, § 69.
·pl of <<Branchia>>. ...
Webster's Dictionary of the English Language