[ 5*5 ] 
laft five or fix days ; and that his wound will* 
in all probability, be foon healed. 
LXXVII. Obfervations on the Limax non 
cochleata Purpur ferens, 1 he naked Snail 
Peyflonel, M. D. F. R . S . Tranjlated 
from the French. 
Read Feb. 23, A MONG the filh we meet with in 
JX the feas of the Antilles of America, 
we find, that this I am going to deferibe will appear 
precious, from the beautiful purple colour it produces, 
in the fame manner, that the cuttle-filh produces 
its ink, if a means could be found to procure this 
liquor in a fufficient quantity to render it an article 
of commerce. Thefe fillies are foft, vifeous, with- 
out fhells, feales, or bones 3 are of the nature of the 
j polypi , and fuch other kinds, without feet, fins, or 
any thing to fupply their places. Their motion is 
vermicular ; and, like the flugs, they wreath them- 
felves up, and when touched make themfelves quite 
round. 
They fill up certain membranes of the body with 
water. Their local motion j antenna , which they 
lengthen and contract ; and a great many other pro- 
perties, which they have in common with fnails, 
flugs, and turbinated Ihell-fifli, made me call them 
naked fnails : and altho’ they have not the molt ef- 
Vol, 50. 4F fential 
Hatton-Garden, 
February 22. 1758. 
Jofeph Warner. 
