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Fig. 8 | Zoological Letters

Fig. 8

From: New insights into the morphology and evolution of the ventral pharynx and jaws in Histriobdellidae (Eunicida, Annelida)

Fig. 8

Fine structure of the adult mandibles of Histriobdella homari. a. Jaws with a maxillary apparatus and mandibles, SEM image of the entire jaw apparatus. The white line indicates the position of the transversal ultrathin sections. b. Ultrastructure of the mandibular shaft; transversal section. The black squares correspond to TEM images shown in (c) and (d). c. Close-up of the mandibular margin. d. Ultrastructure of the median mandible. dr, dorsal rod; gep, gnathoepithelial cell; mi, median VPO invagination; mv, zone with microvilli; n, nucleus; sh, mandibular shaft

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Zoological Letters

ISSN: 2056-306X

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