324 C H A P T E R 51. 
la ting to Hydatides voided per Vagt-^ 
*^ nem {p)*' 
In 1744, an Account, and Analyfis, of a 
Stone, which, when firft taken out of the 
ftomach of a coach-horfe, weighed three 
pounds two ounces avoirdupois weight, and 
meafured feventeen inches by fixteen. 
On examination, it appeared to be not fo 
much a concretion of the kind called ^ga- 
gropiky as of the bezoardic texture [i) . Mr. 
Watson had afterwards an opportunity of 
exhibiting to the Society a Calculus ^ X'^\itVL 
from the belly of a mare, which weighed 
fifteen pounds twelve ounces. Even this, 
however, was exceeded by one from a dray- 
horfe belonging to Sir Henry Hicks at Dept^ 
* ford^ which weighed nineteen pounds, ex- 
clufive of fomiC of the crujft broken off [k). 
In 1749, he laid before the Royal Socie- 
ty, An Account of the Vornito Prieto of 
Carthagena^' called on the fpot La Chap- 
petonade. This was extraded from Don 
Ulloa's Voyage to South America^ juft 
{h) Phil, Tranf Vel. xliii. p. 623. and p. 711. 
{i) lb. p. 268. 
(k) Vol. xlviii. p, 800. 
then 
