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Fig. 12 | Frontiers in Zoology

Fig. 12

From: Unity in diversity: a survey of muscular systems of ctenostome Gymnolaemata (Lophotrochozoa, Bryozoa)

Fig. 12

Myoanatomy of the apertural area with partially protruding lophophore of Victorella pavida. a Overview of the distal zooidal area with the tentacles protruding out of the aperture. b Detail of the tentacles showing the tentacle muscle bands and distal small sphincters at the tentacle tips. Abbreviations: a – aperture, l – lophophore, pd – parieto-diaphragmatic muscle, pv – parieto-vestibular muscle, tm – tentacle muscle, tt – tentacle tip, vw – vestibular wall

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