ANIMAL REPRODUCTIONS, 344 
* ing the whole a day or two, more or lefs im- 
* merfed in water, and under a prefs, in order to 
‘ diminifh their vivacity and lubricity, tear away 
‘ the upper jaw, which is formed like a horfe- 
*fhoe, and bounded by five or fix teeth; the 
* lower palate, which is a membrane dentated 
‘ like the tongue of a cat or a file, and eradicate 
‘ the two large oculated horns, ufing for thefe 
* laft little pincers, with thread or flax, to take 
© off any edge, and prevent them from flip- 
© ping, or, indeed, prefling the neck of the ani- 
‘ mal with two fingers, to eradicate the jaws ; 
‘ avail yourfelf of this forced pofition to ampu- 
tate with a fine and fharp botanical fealpel, the 
© two oculated horns, with the bulb below the 
€ eyes; or you may feparate only one of the 
* horns, on purpofe to leave an obje& for com- 
‘ parifon. Cut the head entirely off others, ob- 
*ferving whether the fevered heads have the 
‘ jaws arid eyes complete. Referve the whole 
* jaws and eyes, that you may be certain you 
‘have as many as {nails operated upon. The 
‘ {fnails, thus deprived of teeth, eyes, or heads, 
€ will generally live fix months, even one or two 
© years, without food; they gradually become 
‘ emaciated even unto perfect extinétien ; if, dur- 
‘ ing this time, they recover new eyes, new jaws, 
‘anew head, which I have never had the good 
* fortune to fee in thofe identified after the ope-, 
X¥4 * ration ; 
