1Pen,, 1900.] QUEENSLAND AGRICULTURAL JOURNAL. 137 
Tae Oarerrrnnar (Plate CLXXTIL, Fig. 4).—The caterpillars attain a 
length of 1} inches and are nearly }-inch in diameter. ‘hey vary in colour with 
ie, Thus, when newly hatched, they are translucent and almost white; then 
Mey tequire a ereenish tinge, and later they become darker and have stripes that 
extend along ake sides of their bodies. Still later, when about to become 
i" Tysalises, they are lighter coloured again, and meanwhile the stripes have 
“langed to a paler hue. There are also dark and light varieties of the same 
: e following detailed description will serve to more definitely define the 
Sutacteristic features of the insect :— 
A smooth 
ae 's white with a central longitudinal brown mark, or is brown with a white border; top and 
h 
em, along h 
ae ute Indistinct. Below the dorso-lateral stripes are two bands on each side extending the 
€ Jengt 
eae below their level. The latter is the more conspicuous, being cream-coloured with the 
area 
ey Se; 
- side ‘SMent, 
? . 
ing disposed 11 :—One above the dorso-lateral line, one in it, one AChE the spiracle, 
Ty palow it aalente aide ‘and one at the base of the abdominal proleg. Length of caterpillar, 
oH, 
fy eee Ourvsants (Plate CLX XIII, Fig. 3).—This is of the form represented 
ete Sure referred to. At first light-brown, it soon assumes a rich dark 
igh. 
HABITS OF INSECT. 
th The moth, under natural circumstances, is nocturnal in its habits, preferring 
q tly part of the night for its movements. It will, however, take wing 
ii § any time of the day, even during the prevalence of bright sunshine, when 
tthe - Amongst disturbing agents may be mentioned the wind, especially 
my Suld the moth emerge from its chrysalis in an exposed spot. Under this 
me Tistance, also, it follows its direction with rapid movement, after taking 
8 With great suddenness. Whilst engaged in flight it usually passes near 
at - sce of the ground, except during the night, when it may wend its way 
iat height of some feet therefrom. In settling down it runs quickly to some 
1 '8-place, especially selecting such as presents colouration in harmony with 
its own livery. It feeds upon the nectar of flowers. Some few 
in’ 4, @8Y elapse between the emergence of the moth from its chrysalis 
matte Sround and the laying of its eggs. During this interval it 
fee itself by day ,in any vegetable débris, sticks, grass, boards, &., 
Nigh may be met with in its immediate environment. But it goes forth 
he © after night to feed, many kinds of flowers affording it sustenance. 
toy “male moth—as has been ascertained by other observers—lays from 500 
leaf. 4888: ‘The site usually chosen for their reception is afforded by young 
of HH shoots of some rank growing grass, or of a cereal before any a a 
Tege . Wering-stalk has arisen, especially when thickly sown and each plant 
the bles a Small tussock. In selecting the spot for the reception of its eggs, 
Prot “tent insect seems to anticipate the requirements of its young, which are 
ref ton from light and an abundance of succulent foliage. It, Neer 
Choo *S that the plant should have arrived at a certain definite stage of growth, 
Sing such amongst others that, though adjacent, have evinced a less rapid 
is 
