378. ANIMAL REPRODUCTIONS. 
‘ed with longifh tubercles clofely united, and’ 
‘ like fo many elliptical pellucid veficles, almoft 
‘all of equal fize, but not ifolated, and they 
© were furrounded by another fubftance evident 
‘to the eye. When the animal’s body was ex- 
‘ tended, the yeficles were long, when contrac- 
‘ted, they became round. | i 
‘From this imperfect defcription, fo able 2 
‘ naturalift as you, will recognife the {nails which 
* were the fubjeét of my experiments. Perhaps 
‘the French word e/cargot means {nails in gene- 
‘ral, and no particular fpecies. 
© Only four of the feventeen fnails furvived. 
* Whether this unlucky circumftance was owing 
‘ to the exceflive heat of the weather, or my tao 
‘ impatient curiofity, not confidering how the 
* wound might be affected by the air, [ cannot 
‘well determine. Two died in four days; a 
‘ third on the twenty-eighth, other two on the 
‘ thirty-firft day; and three more lived thirty 
‘three. ‘hen I did not find one dead until the 
‘ fixty-fixth day, and the reft on the eighty- 
* fourth. 
‘ All had exhibited fome marks of reproduc- 
* tion ; two had the large horns half regenerated, 
“the lips and teeth alfo made great progrefs. 
* There was a monttrofity in the horns as they 
{ were united. In the other eleven, a tubercle 
+ apofe from the trunk, and in the centre of it a 
| black 
