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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