TE EE Su 
AMERICAN NATURALIST. 
KA Vol. VI.— AUGUST, 1872.— No. 8. 
EI Ia NORN E 
A NEW ENTOZOON FROM THE EEL. 
` BY REV. SAMUEL LOCKWOOD, PH.D. 
Ix the spring of 1869, while at work on the study of a question 
_ nnected with the common eel, Anguilla acutirostris,* my atten- 
tion was drawn to a small white speck embedded in a morsel of 
fat on the intestine of that animal. As said above, its color was 
White, while the fat of the fish is quite dark. It was this contrast 
made it so easily observable, although it was of very minute 
size ; for in its greatest length it was not much more than the one- 
twentieth of an inch; and its breadth at the forward end, which 
*This name, Anguilla EART is dne of the cha! and odd synonymes given 
"o the common eel of Eur the name 
; of A. vul garis. Dr. Gtinther refers a specimen 1 received from New rte Pe mg in nel 
sam h 
has been pyung under many names, though best kiia states’ that of 
sis, as distinct from A. vulgaris of Europe, although identical with spec- 
an, 
comparisons of specimens collected by the hundreds from the ere 
M 
grea 
iting them all under the name of Anguilla vulgaris, or the Murena Anguilla 
us and the old writers. Either this must be done or almost every hundredth 
™ collected must be regard ded as the type o of a distinct. — for a perfect 
lips jut os an nk 
tilrery color ¢ to Sea etc., ete t 
of specific value emer finding them worthless for the purpose in 
specimen taken in hand.— F. W. PUTNAM 
© selected a: 
the Vries 
SClenc m ee ing to the Act of Congress, in the year 1872; by the PEABODY ACADEMY OF 
any Office of the Librarian of Congress, at Washington. 
AMER. NATU URALIST, VOL. VI. 29 (449) 
