FIGURE 10 in The South American wolf spider genus Birabenia Mello-Leitão, 1941 (Araneae: Lycosidae: Lycosinae)

FIGURE 10. SEM images of Birabenia vittata (Mello-Leitão), female genitalia (FCE-2807), a epigyne ventral view, b vulva dorsal view, upper right corner in b, detail of the head of spermatheca pore. Scale bars, a, b 0.20 mm. Abbreviations: AP anterior pockets, CO copulatory opening, FD fertilization ducts, HS head of spermatheca, MS median septum, SS stalk of spermatheca.