TA: OVIDUCTS OF MARSUPIALS CHAP. 
FiG. 48.—Female urino- genital 
apparatus of various Marsu- 
pials. A, Didelphys dorsigera 
(young) ; B, Trichosurus ; 
C, Phascolomys wombat. B, 
Urinary bladder; (Cl, 
“cloaca”; Fim, fimbriae ; 
g, Clitoris ; N, kidney ; Od, 
Fallopian tube; Of, aper- 
ture of Fallopian tube; Ov, 
ovary ; 7, rectum; Sp, sep- 
tum dividing vagina; Sug, 
urino-genital sinus; U7, 
ureter; Ué, uterus; U¢?, 
opening of the uterus into 
the median vagina (VgB) ; 
Vy, lateral vagina ; Vg’, its 
opening into the urino-genital 
sinus; + (in B), point of 
approximation of uteri; + (in 
C) and *, rectal glands. (From 
Wiedersheim’s Comparative 
Anatomy.) 
extruded ova to follow. This series of steps in the perfecting 
of the mode of safe extrusion of the ova is highly interesting, 
