- extrinsic gas bladder muscles
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muscles with one end inserting on the gas bladder and the other end inserting elsewhere, as opposed to intrinsic
Dictionary of ichthyology. 2009.
extrinsic gas bladder muscles
Look at other dictionaries:
extrinsic sonic muscles — usually a pair, two pairs or more rarely three pairs of muscles inserted on the gas bladder and a neighbouring structure such as a bone (ribs, parapophyses), perhaps via ligaments. Insertions vary with the species and family. The muscles produce… … Dictionary of ichthyology
intrinsic sonic muscles — striated muscles of the gas bladder wall, used in sound production by contraction, e.g. Porichthys notatus (Batrachoididae). See also extrinsic sonic muscles … Dictionary of ichthyology
intrinsic — gas bladder muscles with both ends inserting on the gas bladder, as opposed to extrinsic … Dictionary of ichthyology
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