1676 DESCRIPTIONS OF AUSTRALIAN MICRO-LEPIDOPTERA, 
breadth on costa, anterior edge irregular or nearly straight, 
narrowed to a point at anal angle : cilia rather dark fuscous, often 
more or less strongly suffused with ochreous-yellowish beneath 
apex and below anal angle. Hindwings dark fuscous ; a more or 
less extended light ochreous-yellow longitudinal median patch 
from base to about ?, sometimes emitting slender streaks along 
margins of cell ; cilia light ochreous-yellowish, more or less 
greyish-tinged towards base on upper part of hindmargin. 
Carnarvon and Geraldton, West Australia; in October, 
common, frequenting a phyllodineous Acacia which I have not 
identified. The vai-iability of this species is extraordinary. 
748. (479b.) Macr. heterozona, n.sp. 
17-20 mm. Head light ochreous-yellow, sidetufts more 
orange. Palpi light yellow, terminal joint with two longitudinal 
blackish lines. Antennae dark fuscous, annulated with whitish- 
yellowish. Thorax rather dark purplish- fuscous, apex of patagia 
sometimes yellowish. Abdomen light ochreous-yellow. Legs 
dark fuscous, posterior pair light ochreous-yellowish. Forewings 
elongate-lanceolate ; rather light ochreous-yellow ; a very slender 
dark fuscous rather oblique fascia almost at base, somewhat dilated 
on costa, not quite reaching inner margin ; in ^ a broad rather 
dai’k purplish-fuscous fascia from costa about ^ to inner margin, 
where it extends from beyond middle almost to anal angle, rather 
abruptly narrowed on costa, in ^ represented only by a cloudy 
narrow spot along inner margin ; a moderate rather dark purplish- 
fuscous fascia along hindmargin, narrowed to a point at anal angle, 
anterior edge slightly curved, in 9 niore or less nearly confluent 
with preceding fascia : cilia rather dark ochreous-fuscous. Hind- 
wings rather dark fuscous ; cilia pale brownish-ochreous. more or 
less yellowish towards base. 
Northampton, West Australia; six specimens in November, 
frequenting an unidentified phyllodineous Acacia which is there 
the commonest tree. 
