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Fig. 8 | BMC Zoology

Fig. 8

From: Morphology of the male reproductive system and sperm ultrastructure of the green lacewing, Chrysopa pallens (Rambur, 1838) (Neuroptera: Chrysopidae)

Fig. 8

Ultrastructure of C. pallens accessory glands. A Cross-section of accessory glands, showing circular muscle fibers (CM). B Details of longitudinal muscle fibers (LM). C Closely arranged secretory granules (Sg) of big size. D Scattered secretory granules (Sg). E Secretory epithelium (ep) with a network structure. F Densely packed secretory materials characterized by compaction of the moderated (asterisk) and heavy electron-dense materials (star). V, vesicle; L, lumen; N, nucleus

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