Bibliography. 305 
S to generic names doubly or triply* employed in the several classes 
of the animal kingdom, (which, we are astonishe 
ture under the rule, must be left to monographers and future system- 
atisis. But let those upon whom the cacéethes nominandi is strong, 
obey our author’s advice, desist. fro proposing new names in 
mous genera in other classes, but leave that for their own respective 
monographers. It will be soon enough to give them new names, if 
are needed, when the validity of these several genera is well 
made out, 
Upon the 11th rule of the British Committee, namely, that “a name 
may be changed when it implies a false proposition which is likely to 
Propagate important errors,” Prof. Agassiz remarks that the less this 
liberty is used the better, lest it should lead to licentiousness. . 
The 12th rule ordains that “a name which has never been clearly 
‘ned in some published work should be changed for the earliest by: 
which the object shall have been so defined.” This Jaw, our author 
mys very necessary, since dealers in natural objects 
have begun to arrogate the authorship of books collected from: cata- 
ves, and demand that authors shall receive their names for dividing 
Pecies. It is the same with names which remain unpublished in public 
or private collections, and to which the proprietors or curators sometimes 
lay ¢ im. But priority is to be conceded only to publication in a work 
Which is accessible to the learned throughout the world. Yet while we 
Strictly press the observance of this law in respect to the publication by 
att © Specimen of the carelessness of zoologists, the name Cuviera is employed 
:= * genus not only in botany, (where it has priority and good taste in its favor,) 
but also among Medusw, Echinodermata, Crustacea and Mollusca. 
Szcoxp Series, Vol. III, No. 8.—Mareh, 1847, 39 
