49 



grey, more whitish anteriorly, apex grey ; cilia grey-whitish, with 

 traces of a darker line. 



Sydney, New South Wales ; Launceston, Tasmania ; in 

 November and January, three specimens. 



40. Lich. lichenea, n. sp. 



Both sexes 15-2 1mm. Head white. Palpi white, base of second 

 joint, and base and apex of terminal joint blackish. Antennae 

 white, annulated with blackish, cilia tions in male 1 . Thorax white, 

 sprinkled with black, and with a black transverse anterior spot 

 on back. Abdomen grey or grey-whitish. Legs white, anterior 

 and middle pair banded with blackish. Forewings elongate, 

 costa gently arched, apex rounded, hind margin very obliquely 

 rounded ; 7 to apex or near below it ; ochreous- white, with some 

 scattered black scales ; markings brown or grey, densely irrorated 

 with black ; a slender irregular oblique fascia near base, generally 

 more or less broadly dilated on lower half ; a moderate irregular 

 spot on middle of inner margin ; a dot in disc at J ; a small spot 

 in middle of disc, and a furcate mark on inner margin before 

 anal angle, both often much enlarged and suffused so as to be- 

 come confluent into a cloudy irregular fascia, connecting above 

 with a small spot on costa beyond middle, whence proceeds an 

 irregular somewhat outwards-curved transverse line, sometimes 

 interrupted in disc, to rejoin ante-anal spot of inner margin ; 

 often a separate dot within enclosed space ; two marks on costa 

 to vards apex ; a suflused more or less developed subapical spot ; 

 a slender streak along hindmargin ; all these markings very 

 variable in size and suffusion : cilia ochreous-white, barred with 

 grey, bars densely irrorated with black on basal half. Hind- 

 wings varying from rather dark grey to pale whitish-grey ; cilia 

 whitish, with a grey line. 



Sydney, Bathurst (2,500 feet), and Cooma (3,000 feet), New 

 South Wales; Melbourne, Victoria; common from November to 

 April, at rest on fences and rocks. Larva 16-legged, moderate, 

 cylindrical, with rather long scattered whitish hairs ; grey ; dor- 

 sal, subdorsal, lateral, and spiracular lines dark grey, irregular : 

 spots moderate, black ; head blackish ; second segment whitish- 

 grey, with a blackish divided plate ; anal segment blackish : 

 feeds on lichen-dust on fences and rocks, forming a tunnel in a 

 crevice for shelter, and feeding beneath a gallery of web and 

 refuse, in August and September. The species is a very variable 

 one, and the varieties show some tendency to be localised. 



41. Lich. lithina, n. sp. 

 Male 14mm. Head, palpi, and thorax white, sprinkled with 

 fuscous. Antennae white, annulated with fu-scous, ciliations 1. 



