844 KEVISION OP AUSTRALIAN LEPIDOPTERA, 



median line from § of costa to middle of inner margin, indistinct, 

 pale fuscous, twice sinuate, marked with a black discal dot on its 

 anterior edge ; subterminal forming a narrow dark fuscous fascia, 

 somewhat suffused anteriorly, nearly obsolete on costa, sinuate 

 inwards above middle and above anal angle ; submarginal cloudy, 

 dark fuscous, not reaching costa or inner margin ; an interrupted 

 black hindmarginal line : cilia white, basal § irrorated with dark 

 fuscous. Hindwings with hindmargin rounded ; veins 6 and 7 

 from a point or short-stalked ; colour and markings as in fore- 

 wings, but first line absent, discal dot placed beyond median, 

 subterminal fascia reduced to a cloudy line, paler and often obso- 

 lete except towards costa, submarginal very indistinct or obsolete 

 except on costa, dark irroration of cilia much scantier or absent 

 except round apex. 



Duaringa, Queensland ; sent commonly by Mr, G. Barnard ; 

 very distinct from any other Australian species. 



6. Ac. albicostata, Walk. 



(^Acidalia alhicostata, Walk. 779 ; A. costaria, ib. 1610.) 



^■9. 14-17 mm. Head blackish, fillet generally ochreous- white. 

 Palpi dark fuscous, beneath whitish. Antennae grey or whitish, 

 in (J subdentate, ciliations 1-^. Thorax greyish-ochreous, light 

 grey, or purplish-grey, anterior margin broadly ochreous-whitish. 

 Abdomen light grey, sometimes purplish-tinged. Legs ochreous- 

 whitish, anterior pair greyish, posterior tibise in ^ short, slightly 

 compressed, without spurs, in 5 with middle-spurs absent, 

 posterior tarsi in ^ obsolete. Forewings with costa straight, 

 posteriorly somewhat arched, hindmargin oblique, scarcely 

 rounded ; pale grey, densely irrorated with purple or slaty-grey ; 

 a moderate ochreous-white streak along costa from base to I ; lines 

 grey, not crossing costal streak ; first at g, sinuate ; median 

 slender, twice sinuate, preceded by a grey discal dot ; second at f , 

 twice sinuate, denticulate, marked with darker grey dots ; 

 subterminal and submarginal waved ; sometimes an interrupted 



