C Sso ) 
Thefe two are the only entire Vrinary Membranes that 
I have prepared. Yet in the many Secundines that have 
come to my hands,! have ever found three diftinfl: Mem- 
branes ealily feparable. 
Perhaps fome" lefs curious Perfons may think fuch dif- 
coveries as thefe of no ufe. But thefe may confider that 
hence we can better explain fome Phismmena, as voiding 
%)rwe hy thQ Navel ^ and the Breaking of Waters from 
Womenrhalt gone with Child,and tell the confequences of 
fuch accidents 5 as alfo better account for thofe Waters^ 
and Bladders Midwifes meet with, aud dired them in 
vtheir doubtful Operations, &c, Tis fomething Ukewife 
to have cleared Points thus long controverted by the 
greateft Anatomifts, &c. 
HI. An 
