1602 DESCRIPTIONS OF AUSTRALIAN MICRO-LEPIDOPTERA, 
a fourth in disc at f, and a fifth beneath fourth, all sometimes 
quite obsolete in ^ j very indistinct dark fuscous line from f of 
costa to inner margin before anal angle, moderately curved out- 
wards, sharply indented beneath costa, forming a small cloudy 
dark spot above anal angle, in 9 generally obsolete ; a series of 
small obscure dark fuscous dots along hindmargin ; cilia grey 
irrorated with ochreous- whitish. Hind wings pale whitish-grey ; 
cilia grey-whitish, with a faint grey line. 
Sydney, New South Wales, from May to September, therefore 
purely a winter species ; rather common. 
Mesolecta, Meyr. 
626. (163b.) Mes. xanthastis^ n.sp. 
(^9- 1^-21 mm. Head orange. Palpi orange, apex of terminal 
joint dark fuscous, in ^ second joint sufiused with dark grey 
towards basal half. Antennse dark grey. Thorax orange, with 
an oblique blackish streak from each shoulder meeting in middle. 
Abdomen dark grey, anal tuft yellowish. Legs dark grey, posterior 
pair ochreous-yellowish. Fore wings elongate, costa gently arched, 
apex roundpointed, hindmargin obliquely rounded ; orange ; 
markings black 3 a streak from base beneath costa to costa at §, 
posteriorly suffused and sometimes becoming nearly obsolete ; a 
round dot in disc at g, and a second beneath it on fold ; a trifur- 
cate mark in disc at § ; a line from 5 of costa to before anal angle, 
slightly curved outwards, somewhat indented beneath costa ; a 
more or less marked suffusion towards apex : cilia grey, darkest 
at anal angle, suffused with yellow towards base round apex. 
Hindwings dark grey ; cilia grey, base yellowish-tinged. 
Albany, West Australia; in September and December, four 
specimens. 
627. (163c.) Mes. callistis, n.sp. 
(J9- 16-18 mm. Head orange, centre of crown dark fuscous. 
Palpi dark grey, second joint more or less pale yellowish at apex. 
