2^6 SEMINAL VERMICULI. iL 



from feeing the corpufcula accurately. Only a 

 confufed agitation of the fubftance was perceived, 

 which ceafed on mixing ^ the femen with water : 

 the corpofcula now become motionlefs were dif- 

 tinftly feen. I then fufpeded they had been the 

 caufe of the agitation, which mixture with water 

 had deftroyed : my fufpicions were confirmed on 

 mixing faliva with the femen, for the tumultous 

 motion continued. — -I faw it was produced by pro- 

 digious numbers of corpufcula. The reader will 

 not be furprifed if nothing is faid of their figure, 

 fize, and motions, as it would be repeating all 

 that I have faid of the human corpufcula j for 

 thefe of the dog moft exaftly refemble thofe in 

 the feminal fluid of man. In three quarters of 

 g,n hour, they became motionlefs. 



The femen of a dog, which I procured at the 

 moment of copulation, was a little vifcous, and 

 like turbid waiter ( i ). The moving corpufcula 

 were not fo much immerfed as in that taken 

 from the epididymis : and it was unnecelfary to 

 mix it with any other flui4 to fee them. Every 

 part was fulFiciently vifible, and their motion very 

 rapid, but the velocity infenfibly diminifiied ; and 

 two hours after the fluid came from the animal's 

 fao(iy, all motion was at an end : the corpufcul4 



for 



(i) Afjil 27, The thermometer 6 1®, 



