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Fig. 10 | Zoological Letters

Fig. 10

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

Fig. 10

Fine structure of the ventral carrier and mandibular shaft of Histriobdella homari. Transversal section through the median region of the adult mandibular shaft. Light microscopy (a) and TEM images (b-d). a. Semithin section through the ventral pharyngeal organ. b. General view of the ventral carriers and left mandibular shafts. c. Fine structure of the ventral carrier and dorsal portion of the right mandibular shaft (note the structure between the ventral carrier and the mandible). d. Fine structure of the left ventral carrier. dr, dorsal rod; drf, dorsal rod flexor; fi, fibrous-like substance; md, mandible; mi, median VPO invagination; n, nucleus; oe, esophagus; sh, mandibular shaft; t, tentacle; tf, tonofilaments; vc, ventral carrier; vcr, ventral carrier retractor

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Zoological Letters

ISSN: 2056-306X

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