( ) 
IV. Anatomical Dejcription of WormSy found in 
the Kidneys of Wohesy in a Letter from Mr. 
James Theodoras Klein, Secretary of the Ci* 
ty of Dantzick, F. (2^. S. to Sir Hans Sloane, 
^art» See. 
I Now lay before you, Sir, fome Worms found in 
the Kidneys of Wolves, to which we commonly 
give the Name of Vipers. Of thefe one may read 
in divers Places of the Curio fities of ^rt and Nature^ 
coJleded at Brejla^, They were fent to me from 
Se^aldia^ in Eajiern Prufia^ the Eftate of a Gentle> 
woman named Madam 
^ 'Phe firji Plate. 
Fig. I. exhibits a female Worm found in the Kid^ 
ney of a (he Wolf. 
Fig. X. The Kidney of a Wolf, refembling a Bag, 
on Account of the almoft entire Confumption of its 
Parenchyma. It contained eight Worms, fome of a 
yellowilh, others of a Blood Colour ; t<wo of which 
were Female s Ji^ Males. 
Being defirous to fee the DilTedion of thefe from the 
Bag, 1 fent for my good Friend, the moft learned and 
ingenious David Kade^ M. D- 
The Diffeftion of each Sex is fhewn in. 
7"he fecond Plate. 
The' Females were more than twice longer and 
thicker than the Males. They were furnifhed with 
three very vifible Holes the hrft of which perform- 
ed 
1 
