Fig. 5From: Morphology of the male reproductive system and sperm ultrastructure of the green lacewing, Chrysopa pallens (Rambur, 1838) (Neuroptera: Chrysopidae)Cross-section through spermatid nuclei of C. pallens. A Cross-section of spermatids surrounded by parallel waves (w) and paracrystalline materials (p). B Cross-section of a spermatid accompanied by triangular paracrystalline materials. C Cross-section of spermatid after individualization. N, nuclei. Arrowhead indicates tail-shaped wingBack to article page