THE DRAGON FL 5 T. 
473 
make their appearance before the largefl ; becaufe, fro 14 
breeding in fhallow water, they fooner feel the influence 
of the fun on the approach of fpring. 
The manners of thefe infeds muft no doubt be greatly 
altered by a change, which not only confers upon them 
a new form, but introduces them into a different element. 
The complete infefl, in its winged flate, however, frill 
continues to purfue the fame food, and remains infeftivo- 
rous. The lepidopterous infects, the butterflies, and 
phalaenae aredeltined for the fupportof the larger libellu- , 
lae ; they are a part of thofe numerous tribes that are 
appointed to confine thofe prolific genera within due 
bounds f. 
The libellula grandis is the larged of this genus found 
in Britain, and is perhaps not inferior in bulk to any iu- 
fe£t which this country produces : The fore part of the 
bead is yellow ; the eyes brown, and fo very large, that 
they meet upon the top of the head. The thorax is dun 
coloured, with two oblique bands on each fide, of a le- 
mon colour. The abdomen, which is very long, i3 like- 
wife pf a deep buff colour, often fpotted with white upon 
the top and bottom of each fegment ; the fmall appendi- 
ces which terminate the abdomen, are in this fpecies very 
long ; the wings have more or lefs of a yellow com- 
plexion, and are diftinguifhed by a brown fpot on the ex- 
terior edges f. 
The libellula forupata § is another large infe£l of this 
genus, which expands four inches and an half. The nofe 
is yellow, having a black line on the prominent part j 
the thorax is black, with feveral broad yellow ftripes, 
a two 
j Harris Expofit, p. J r. } Barbut, p. Z06. 
i Sv ft. Nat. Ord. IV. Gen. i. No. 11. 
