from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The branchiostegal membrane.

from the GNU version of the Collaborative International Dictionary of English

  • The branchiostegal membrane. See Illustration in Appendix.

from The Century Dictionary and Cyclopedia

  • n. In fishes, the membrane which lies beneath the operculum and covers the gills; the branchiostegal membrane. It is supported by the branchiostegal rays.


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