A REVISION OF THE AUSTRALIAN COSSIDAE ( LEPIDOPTERA ) . 
55 
30. Xyleutes pycnosticta n.sp. 
7 tvkvootlktos, densely spotted. 
$ , 56-88 mm. Head fuscous. Palpi 1 ; fuscous. Thorax brownish 
with an inverted blackish U-mark; patagia sometimes white with a 
blackish median bar; tegulae sometimes whitish. Abdomen whitish; 
apices of segments blackish. Forewings narrow, costa slightly arched, 
apex rounded, termen obliquely rounded; grey coarsely spotted and 
towards termen reticulated with blackish; apical part of costa and a 
broad streak along fold sometimes white ; cilia white with blackish bars. 
Hindwings with termen slightly rounded; whitish faintly reticulated 
with grey ; cilia whitish, sometimes with fuscous bars. 
South Australia: Wardang I. (W. M. Mules). West Australia: 
Three specimens. Type in Queensland Museum. 
31. Xyleutes leucomiOchla Turn. 
Proc. Roy. Soc. Q. 1915, p.55. 
$ , 110-138 mm. Head grey. Antennae brownish-fuscous ; pectina- 
tions in male 8. Thorax white partly suffused with grey; an inverted 
V-mark and posterior margin blackish. Abdomen white, bases of 
segments partly grey and partly fuscous. Legs brownish-fuscous. Fore- 
wings with costa straight to two-thirds, thence arched, apex pointed, 
termen almost straight, oblique ; fuscous or grey with blackish strigulae ; 
a broad white median bar from base to two-thirds, there angled and 
continued to apex; sometimes this bar is incompletely developed, some- 
times it is joined on costal side of angle by an irregular white streak; 
veins brown ; a blackish oblique streak from beneath apex to angle of 
bar more or less developed; cilia blackish or grey, apices partly white. 
Hindwings white ; terminal area reticulated with fuscous or grey. 
Victoria: Nhill in December. West Australia: Cunderdin; Lake 
Darlott, Eastern Murchison ; three specimens. The type is in the National 
Museum. 
32. Xyleutes vittata Wlk. 
vii. p.1541. Zenzera congerens Swin. i, p.282, P1.8, f.5. 
S , 55-70 mm. Head whitish; face orange. Palpi under 1 ; fuscous. 
Antennae fuscous; pectinations in male 4, apical third simple. Thorax 
whitish, with central streak and lateral streaks on tegulae fuscous mixed 
with orange. Abdomen fuscous, sometimes mixed with whitish, apices 
of segments orange, underside more whitish. Legs fuscous ; coxae mixed 
with whitish. Forewings narrow, costa gently and evenly arched, apex 
rounded, termen very obliquely rounded ; whitish ; costal border spotted 
and strigulated with dark fuscous ; a subcostal spot at two-thirds fuscous 
mixed with orange, confluent with costal series of spots; a submedian 
series of confluent dark fuscous spots along lower margin of cell, 
then curved upwards to apex; a more or less distinct orange streak 
along lower margin of cell and base of vein 2 ; a dorsal series of confluent 
spots from near base to tornus; a terminal series of' spots on veins, 
sometimes connected by strigulae with median series of spots; cilia 
whitish barred with fuscous opposite spots. Hindwings pale fuscous, 
sometimes partly suffused with whitish; cilia whitish barred with pale 
fuscous. 
Described from three examples, including the type, in the British 
Museum. There is also an example in the National Museum, Melbourne. 
West Australia : Perth ; Bridgetown. 
