



É à 
F2 
| 
Mu 





_ cean; ascends 1 
» rious TE à in a 




PETROMVZON. 
1 of this nn 
of Lam ven by enable bitant ba cannot 
deter Lis {he one ae Te is Fee or 
not: + Its general resemblance to serponts ons 
M 2 destroyed as soon as taken, and therefore 
it is difficult to atrive at a knowledge of the species, s 
Of the one described, I obtained several _specimens. 
at Philadelphia, in the spring of 1846. ! 
In the Transactions € the Literary and Philoso- 
phical Society of New ork, Dr.  Müïchill has given 
a short description of a ES CR which he con- 
nus of Europe. 
iders to be the same as the P 
_ Myspecies I regard as new. 
he Europe Lamprey is an flan! of the o-- 
ers early in the spring; and, after 
producing its young, returns to the sea. Itis vivipa- 
Tous. History informs us, that the death of Henry 
the First of England % occasioned bise ES 
sh of Lampries 
ù "+ 4 "LL F 
e PR EE à 
AE 
ion 
L 1 
1e. 
LL 
æ 
à 4 
- 
É 7 
> . 



