Category:Branchiostegal

Bran`chi*os"te*gal, a. Etym: [Gr. branchiostège.] (Anat.)

Defn: Pertaining to the membrane covering the gills of fishes. -- n. (Anat.)

Defn: A branchiostegal ray. See Illustration of Branchial arches in Appendix.

Note: This term was formerly applied to a group of fishes having boneless branchiæ. But the arrangement was artificial, and has been rejected.