222 Scientific Intelligence. 
then returning, and agai ing back, continuou spec and 
coming, as a ene ae so beautifully arranged by 
nature, shoul whatever heats m 3 do elsewhere.” Cer- 
were ever thought to do so. 
e article continues thus: “ However, it is well to recognize 
the fact, that plants, _ no doubt insects, behave differently i in 
‘ “te : 
induction of a general rule, t plants and insect e 
depended upon for behavior,-—is inferred © instances, one 
of which has been metagem o18 ake Arion and n 
0., 1875; re-issued 1877. 12mo, pp. 429. And with 30 litho- 
graphic plates.—The title page proceeds to state, that this vol- 
ume contains a review of the principles upon n which renera are 
founded, and the systems of classification of the principal authors ; 
with a new general arrangement; characters of the genera; re- 
marks on their reln¢ionshi to one another, their species, reference 
to authors, geographical diseeabutiot: &c. The plates, drawn on 
stone by Fitch, illustrate the tribes and leading genera. Mr. 
Smith , perhaps, t the oldest ee preridologst, and while he 
had his ¢ eyesight was one of the best. No else was so inti- 
mately and extensively sha ualekad with Benin} in a living state. 
In him unusual practical oo was miata ei with no mean 
me 
f venti ion, wish Brown had cau- 
first t o 
_Sously suggested for the definition of genera, and he may be said — 
