duplicature muscle fibers
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 12:17, 10 September 2013 by Andreas Plank (Talk | contribs)
Bryozoa) Muscle fibers that widen the anterior end of the tentacle sheath, through which the lophophore passes during protrusion and serves as fixator ligaments for protruded polypide.
duplicature muscle fibers: (