Fig. 24
From: Evolutionary morphology of sperm in pholcid spiders (Pholcidae, Synspermiata)
Ultrastructure and 3D surface reconstruction of cleistospermia of Tolteca spp. A Tolteca sp. n. ‘Mex169’. Cleistosperm in the lumen of the deferent duct. B Tolteca sp. n. ‘Mex169’. Cleistosperm, detail. Note the position of the nuclear canal and the fine granular content of the IF. C, D, E, F Tolteca hesperia. 3D surface reconstruction of a cleistosperm