~ hh. SEMINAL VERMICULI. €y 
men of the female is full of vermiculi perfe&tty 
like thofe gf the male. Ido not doubt that it is 
truly fo. ‘The fame had been before obferved and 
defcribed by Signor Bono, a celebrated phyfi- 
cian and an exellent obferver of fpermatic vermi- 
euli, incapable of altering any fact, as he was 
unprejudiced in favour of theory. What has 
been remarked, by thefe two naturalifts, I have 
fometimes, but rarely, feen in the blood. In my 
long remarked on the phenomena of circulation, 
I happened to obferve, in the mefenteric blood 
of a frog and three newts, I know not how many 
-of the feminal vermiculi peculiar to thefe amphibia. 
‘There was no hazard of deception, becaufe there 
was no room for error. One cannot think, thefe 
‘ vermiculi were mixed with the blood, from the 
rupture of fome of the blood veffels of the tefti- 
cles or vafa deferentia, fince the frog and two of 
‘the newts were females; and the blood veffels, 
as well as the generative organs of the male, 
were entire, as I aflured myfelf by a careful ex- 
amination. The vermiculi were aétually con- 
fined in the veffels, and were moft vivacibus. 
“Phey appeared in the arteries, excepting a fingle 
time that I faw them in a vein. The artery of a 
frog tadpole fhewed me fome again: fome were 
even feen in the blood, ftill warm, of a fucking 
-ealf ; and feveral among the red globules in the 
blood of a ram. Tcould not but recognife them, 
as 
