is there any opening; or connect! r. to sither Wo Iff ion ducts or ainxw* 
At 20.0 cr, (Fig. If), no vestiges of the vBllerian ducts ware 
found anterior to tho region of union of the goitai nerds where an 
unpaired solid body extends bac' tc the surinal vesicle regie, dorsal 
to the Wolffian ducts. In tha region of tfaa opening cf the .olffian 
duets to tbr si min the vagina a&aoullns appears as the rasruuct of the 
rikht 4fcllerian duct* rroundod by prortaiic tubules* a d connecting 
with the dors 1 wall of the r$,ht Tolf ian duct, posterior to its 
openir.r to the aims. It la solidly filled with s'libelI uk. 
In the frea-isariiBj- 
for brevity tha following terse will be used for -he different 
parts o' tha ^llcrian duct derivatives; 
Ostitrs fimbriae * for the ftmaai-liV* anterior opening t the cooler, 
when acre Ilk*:* the female condition* and hydatid of ^or^ag :i * when 
like the nnlc. 
Tubal po rtion * for that part that corresponds to the Oviductr c t 
: allocis** tubes. 
_ . _ ~ i - 1 
Corn u* uteri for the parts that corres; end t; tbo enlarged transverse 
cornua of the female. 
Ucrpua uteri, for the part cor -ca coding to ito body o f i 1 k ( i adult 
uterus. 
Uterua nasoullnnE * where a derivative is partly -efcrable to both of 
the above, but not definitely 1c either* 
Cervix uteri, for the re on of narrowing just behind the corpus. 
Vatina, for the part cerr sps ding to the adult vagina in the female. 
. ■ . .M*i. m i 
aeina eK*oculina , for a condition that approaches that ir» the ®ala 
where only the pc- 'torior ends of the tubes are present. 
In the 9.0 oau free-raartin do. 1 (Fi*. 20), the least modified 
of all those sto led, the duct ia intersittout in the tubal portion, 
and continuous behind the resonephroc, and roserblo^; & stage inter- 
