1522 CATALOGUE OF 
Australia. 
23. Cossus CALIGINOSUS. 
Mas. Obscure cinereus; caput nigricans, supra albidum; palpi 
nigri, caput superantes ; antenne fulve, subpectinate, thorace 
multo longiores ; thorax cervinus, albo nigroque fasciatus ; 
pedes ex parte albido hirtt, tarsis albido fasciatis ; ale antice 
lituris vartis transversis nigris maculisque duabus aut tribus 
discalibus ferrugineis ; postice fusco subreticulate. 
Male. Dark cinereous. Head blackish, whitish above. Palpi 
black, extending beyond the head; third joint elongated, cylindri- 
cal. Antenne tawny, minutely pectinated, much longer than the 
thorax. Thorax in front pale fawn-colour, bordered with white, and 
on the hind side also with black. Legs partly clothed with whitish 
hairs; tarsi with whitish bands. Fore wings with various and irre- 
gular transverse black marks, and with two or three small ferrugi- 
nous spots in the disk. Hind wings with brown and more nume- 
rous marks, and slightly reticulated. Length of the body 11 lines; 
of the wings 32 lines. | | 
a. Van Dieman’s Land. Presented by Morton Allport, Esq. 
24. Cossus LONGICORNIS. 
Mas. Canus fusco varius ; palpi caput non superantes ; antenne 
mediocriter pectinate, corporis dimidio longiores ; thoracts 
discus albidus, nigro bivittatus et bimaculatus ; abdominis 
discus ex parte fuscus ; tarsorum articuli apice albidi; ale 
antice fasciis tribus perobliguis diffusis fuscis; postice 
fusce, nitentes, apud costam albide. 2 
Male. Dark cinereous, or hoary mingled with brown. Palpi 
extending as far as the head; third joint nearly cylindrical, conical 
at the tip, rather shorter than the second. Antenne moderately 
pectinated, very much longer than the thorax and rather more than 
half the length of the body. Disk of the thorax mostly whitish, 
with two diverging black stripes, which are united in front, and are 
each accompanied by a black spot on the outer side. Abdomen 
partly brown in the disk. Tarsal joints with whitish tips. Fore 
wings with three very oblique somewhat diffuse brown bands. 
Hind wings brown, shining, whitish along the costa; ciliz hoary, 
mingled with brown. Length of the body 17 lines; of the wings 
44 lines. 
a. Sydney. From Mr. Lambert's collection. 
