HISTORY OF ENTOMOLOGY. 465 
Entomologist : and we may say, with respect to the ex- 
tent and effect of his zoological labours,—Nihil non 
tetigit, et omnia que tetigit ornavit. 
7~Lira of MacLeay, or of the Quinary System. I have 
more than once stated to you in my former letters the 
bases upon which the system which I am in the last 
place to explain to you is built. You know the Sub-king- 
doms and Classes into which its learned and ingenious 
author, upon a novel and most remarkable plan, has di- 
vided the Animal Kingdom?. I shall now copy for you 
his diagram of the Annulosa. 
Chilopoda Thysanura 
Chilognatha S Anoplura 
=~ 
Coleoptera one \ 
/ 
a 
rs 
a < 
oO 4 
a =) 
a e 
: : 
Am yhipoda S Branchiopoda Hymenoptera << Neuroptera 
\ ANNULOSA A ; 
Decupoda Trichoptera |,“ 
ae 
% Araneidea Lepi- x eye 
4 Dipter 
prow? a Acuridea uptera S 
5 S| 
is a Homoptera 
Scorpionidea S az | 
5 Aptera S } 
“< — Sironidea pie Se) / 
Hemiptera 
; Phalangidea 
NYCTERIBIDA ? 
7 Voth aitop. £4. 
VOL. IV. 
bo 
aD 
