A REVISION OF THE AUSTRALIAN COSSIDAE (LEPIDOPTERA) . 51 
from near apex parallel to termen to two-thirds dorsum; another from 
two-thirds costa joining subterminal streak; a short mark on one-third 
costa sometimes connected with subterminal streak; whole of wing 
closely strigulated except a narrow subcostal area; veins more or less 
brownish-ochreous ; cilia white with black bars. Hindwings with 
termen slightly sinuate; white closely strigulated with black except a 
narrow terminal area; cilia white barred with fuscous except on tornus 
and dorsum. Nearest X. spilota, but very distinct. 
South Australia : Yunta in January ( W. M. Mules) ; two speci- 
mens received from Mr. F. E. Wilson, who has the type. 
13. Xyleutes ooscinopa Low. 
Trans. Roy. Soc. S.A. 1900, p.63. 
$ , 40 mm. Head whitish sprinkled with fuscous. Palpi one-half ; 
dark fuscous. Antennae whitish; in male pectinated to two-thirds, 
pectinations 3, fuscous. Thorax fuscous sprinkled with whitish ; with a 
blackish inverted U-mark. Abdomen grey with some whitish hairs. 
Legs grey ; tarsi blackish with whitish rings. Fore wings narrow, costa 
slightly sinuate, apex pointed, termen slightly round, very oblique ; grey 
finely reticulated with fuscous; a broad fuscous median streak from 
base of costa to termen beneath apex, with a rounded median dorsal 
projection ; costal area above this whitish reticulated with fuscous ; cilia 
whitish with fuscous bars. Hindwings whitish with fuscous reticula- 
itons near costal and terminal edge ; cilia whitish with some fuscous 
bars. I have described this from the type kindly lent me by Mr. Gleo. 
Lyell. The wings are narrower than in X. secta, the forewings different 
and more distinct in markings. 
North West Australia: Roeburne; Type in National Museum. 
14. Xyleutes arachnophora n.sp. 
Low. MS. 
$ , 35 mm. Head and thorax fuscous. Palpi one-half ; fuscous. 
Antennae whitish; in male pectinated to three-fourths, pectinations 3, 
fuscous. Abdomen grey. Legs whitish-fuscous. Forewings narrow, 
costa straight, apex pointed, termen slightly rounded, oblique; grey 
with numerous slender transverse blackish lines and strigulae^ an 
outwardly oblique blackish mark beneath two-thirds costa, giving off a 
fine curved line, joining a subterminal line; cilia grey with blackish 
bars. Hindwings and cilia grey. 
Victoria: Brentwood near Dimboola in March; one specimen. 
Type in National Museum. 
15. Xyleutes epicycla n.sp. 
€7tikvk\os, marked with a circle. 
$ $ , 40-48 mm. Head and thorax grey or fuscous. Palpi short 
(under one-half), very slender, closely applied to face; brown or fuscous. 
Antennae dark fuscous; pectinations in male 5, apical third simple. 
Abdomen grey. Legs fuscous. Forewings narrow, costa straight, apex 
pointed, termen oblique ; grey with transverse fuscous lines and 
strigulae; a blackish circular discal spot at two-thirds; cilia grey 
