FIGURE 10 in The taxonomy of the American Ariadna Audouin (Araneae: Synspermiata: Segestriidae)

FIGURE 10. SEM images of Ariadna boliviana Simon, 1907, female from Parauapebas (IBSP 193499): anterior receptaculum, lateral (A) and frontal view (B); internal genitalia, frontal view (C); posterior wall of bursa copulatrix, lateral view, origin of the posterior receptaculum (D), arrowhead = median membranous crack; pore of a tubular invagination in the membranous cuticle of the posterior receptaculum (E); posterior receptaculum, internal view, tubular invaginations (F‒G).