Fig. 28
From: Evolutionary morphology of sperm in pholcid spiders (Pholcidae, Synspermiata)

Ultrastructure and 3D surface reconstruction of cleistospermia of Physocyclus globosus. A, B Cleistospermia in the lumen of the deferent duct. Note the heterogenous chromatin condensation, the large IF, the stout AF and the position of the nuclear canal along the peN. C, D, E, F 3D surface reconstruction of a cleistosperm