Fig. 10 a–d 3D in 3D- microanatomy of the semiterrestrial slug Gascoignella aprica Jensen, 1985-a basal plakobranchacean sacoglossan (Gastropoda, Panpulmonata)

Fig. 10 a–d 3D reconstruction of the genital system of G. aprica. a Localization of the genital system in the specimen, right view. b Left view of copulatory apparatus and adjacent ducts; arrows connections to the respective glands, asterisk connection of penial sheath and unknown penial sheath gland. c Ventral view of the genital system. d Dorsal view of the genital system. alg Albumen gland amp ampulla, bu bursa, bs bursa stalk, fc fertilization chamber, fgo female genital opening, gd postampullary gonoduct, gdp preampullary gonoduct, go gonad, mgl mucus gland mgo male genital opening, od oviduct, p penis, pr prostate, ps penial sheath, psg penial sheath gland, st hollow stylet, vd vas deferens. Bars a–d 200 μm