270 DESCRIPTIONS OF AUSTRALIAN MICRO-LEPIDOPTERA, 



dividing-lines beyond it. Hind-wings pale fuscous-grey, cilia 

 wliitish. 



This appears to be the species intended by Walker's description. 

 From E. niphadopla, the only other species with dark fuscous 

 ground-colour, it is distinguished by the white basal streak being 

 extended to hind-margin, as well as by the considerably larger 

 size. One male from forest at Auckland, New Zealand, in 

 January. 



Erech. niphadopla, n. sp. 



$ . 3^". Head white, sides of crown rather broadly blackish. 

 Labial palpi blackish, terminal joint white at apex, second joint 

 rather roughly scaled. Antennae blackish, with indistinct whitish 

 annulations. Thorax blackish-fuscous, with a narrow white 

 central longitudinal stripe. Abdomen grey. Anterior legs 

 blackish, middle and posterior legs glossy grey, apex of tarsal 

 joints paler. Eore-wings blackish-fuscous ; a rather narrow 

 white central longitudinal streak from base to before middle ; a 

 slender white streak along inner-margin from base to anal angle, 

 thence along hmd-margin nearly to apex ; two oblique moderately 

 broad white costal streaks, first from about midale, second from 

 f, each reaching about half across wing ; cilia white, containing 

 a roundish black apical spot, and three broad cloudy blackish- 

 fuscous dividing-lines beyond it. Hind-wings rather pale fuscous- 

 grey, darker posteriorly ; cilia whitish-grey. 



This is the smallest species of the genus, known by its black 

 and white markings, and short basal streak. One female taken 

 amongst dry scrub on the North Shore, Sydney, in December. 



Erech. aellophora, n. sp. 

 ^ ^ , 4"-4i". Head white, slightly mixed with grey. Labial 

 palpi with appressed scales, blackish-fuscous, internally silvery- 

 white, apex of second joint with two or three projecting bristles 



