ANIMAL REPRODUCTIONS. 4263 
put from a letter to M. Bonnet, we know that he 
has facrificed more {nails than any other natural- 
Ht, as more than 1400 were decapitated’in one 
year. He had’ partial reproductions even imme- 
diately, of horns, heads, lips, &c. but thefe were 
reproduétions of parts not entirely cut off: fince 
all the heads, horns, jaws, &c. completely fepara- 
ted, never manifefted the {malleft reproduction. © 
ARTICLE II.——AN ACCOUNT GF THE EXPERI- 
MENTS WHICH CORROBORATE THE REPRO=- 
-DUCTION OF THE HEAD. 
NoTWITHSTANDING the multiplicity of the 
experiments related, I have never found myfelf in 
the leaft inclined to repent having publifhed, in 
the Prodromo, my fingular obfervations on 
fnails, and that becaufe I was too well affured 
of having feen what is ftated there, and without 
any apprehenfion that deceitful appearances had 
impofed upon me. In the end of {pring 1766, 
1 had witnefled the renewal of the -head and 
horns ; but 1 delayed laying this wonderful phe- 
nomenon open to the world until 1768. I was 
not content with having once beheld it; I wifhed 
' to fee it anew, and to return to it often, at.the 
oa time obferving the moft minute anatomical 
R 4 examination, 
