290 Scientific Intelligence. 
of Leptalis Theonoé, namely L, Lysinoé, mimicking an Ega, not an Ihomia, 
but a flo wishing ee of another quite distinet family (Stalachtis Duvalit), 
shows that the objec ct of the mimetic tendencies of the species is simply dis- 
an 
nally in the divcbtions not of an Ithomia, but of another object equally well 
answering the pu rpose, selection operated i in he direction of that othe er object.” 
tion of a va of o 
—* 
<4 
a. 
2 
5 
"9 
4 
[=] 
oy 
Beek 
ps 
C¢ 
=| 
So 
de 
i=] 
ba. | 
Ekists 
varieties of vet A nna nhl intererossing ais seg hogs place; this 
‘would retard the process of seatgetion the speci , in fact, ai 
setidutiong the state of things (varieties aed bal formed 1 apecien) which J have 
already described as there existing.” “Such, I con ceive, is the only way in 
‘ v 
At a time like the present, when the notion that species are derivative, 
somehow or other, is received as the most probable opinion by such an 
increasing number of competent observers and thinkers—including, it 
may be xdded, the names of Lyell and of Owen,—and when it appears 
to the thoroughly conservative and well-informed President of the 
nzan Society" “that the tide of iste among philoso hical naturalists 
is setting fast in favor of Mr. Darw s hypothesis,” such illustr ations of 
the latter as Mr. Bates has iNeed are worthy of attentive considera- 
tion. But we need not agree with Mr. Bates i in his reat atit: that the 
nor has it ever been shown, that they occur rlonlys and at aac 
- Ge 
3. Flora Australiensis: a Description of the Plants of the Aware 
‘Territory ; by Gzorce Bentnam, F.RS., P.LS., assisted by FerpiNaND 
Miter, M.D., F.R.S. & L.S., Government Botaniet, Melbourne, Vic 
toria, vol. L ( Ranunculacece to Anacardiacee.) London: Reeve & Co. 
* Address of George Bentham, Esq., President, read at the Anniversary M 
i the ily arial re May 26, 1863. Published at the r request pry 
is mainly a critical review of the recent ess of pinion &: S in its ceo 
iological) science, and is in lane, 
in some of Wyman's 
- efficien wo eponr dry es 
