41. 
Quad in ihs freo-aarttn a -tt easily o<ar«!ut#l and explained, if the 
*5llerian ducts carried on a© fanalo til they had a ooi .tart is 
development, thtfu b«o* H, « sradattlly inhibited &ni recorded> under ine 
inf-uerce of the naie hormone. At ih c -a the horson* ot-r.u- 
lated the active development of fee olffio. duct ; -riva* iv , ar 
ahowo in the increased length end sice of the Wolffian iuc*e mod 
-»*i v ' ' cl-": , -.. ; •' ‘h~ ^IfUOM 
on the eirnts fcetwe n ureter opening* and those o r ¥olffian ducts, a 
fesele rtiirilt-r, coupled with -everal feminal vesicle prirerdis. as 
in the fecaio, activated, is produce enlarg d reside* comparable to 
these of the sale. Id eo i» asotraed here, the sale and f©- ala eon- 
dittos are sodificati ns of a ecsrsen sot of Wolffian a i ?&llerian 
duct and gonad priaordia, in two different directions* by gyf.otio 
influeno a in the female, and by yy^otic inf', cnees increased by 
horaone action* in the male, as ft. own by th-.r above details? then 
the free- nrtin, Judged by the ea-* criteria, 1* « leva loped 
ncr&ally by the early octir, cyretic influeneea, up to a eta*:© which 
varies with the i dividual ease a:: c ntrolled by the s -called ac¬ 
cident© :h©rIonic fbtloa ar-d tiiwllf ! s^anm * edi¬ 
fied in the oale direction by the sale horaone, ascreied by her 
twin brother and passed to her in the atoral blood tramftasion, oatiag 
a retracing of the path of fe-male ievslor-mnt, followed by develop* 
sent in the :aale direction. 
The ^aocus Vaginalis, Rou nd Li gage nt sr.d Quberr^iOulicr . 
for purposes of d scrlptior, the tern Scoeua vaginalis will he 
used to designate the cavity or see that develop© free the vaginal 
process of the peritoneum in ih> inguinal rc gicn, in both males and 
fesaias, cad inguinal cnn^l its part in the regier, that Icier close© 
in adult sals. The tor . dsnal of • Jfuefc will not be ua?d. ■uberua ou lus 
will signify the ligausni of attachment of the genital cord to the 
bottom arxi wall of the aaocus vaginalis if that li^asent thickens and 
