388 DESCRIPTIONS OF AUSTRALIAN MICRO-LEPIDOPTERA, XVIII., 



to costa. Hind wings over 1, trapezoidal-ovate, apex obtuse, 

 termen hardly sinuate, cilia ^-|; 3 and -i connate, 5 somewhat 

 approximated to 4, 6 and 7 parallel. 



Type E. neochalca. The genus has near collateral relationship 

 to early forms of Protolechia. Imago with forewings elongate. 



Apex of forewings acute, white costal streak reaching 



base 204. megalarthra. 



Apex of forewings obtuse, white costal streak not reach- 

 ing base 205. neochalca. 



204. F. 7negalarthra, n.sp. 



9- 12 mm. Head ochreous-whitish. Palpi dark fuscous, 

 suffused with white towards base, terminal joint white except 

 anterior edge. Antennae whitish, faintly ochreous-ringed. 

 Thorax pale shining greyish-bronze, collar white. Abdomen 

 whitish. Legs dark fuscous, posterior pair white. Forewings 

 with costa moderately arched, apex acute, termen very obliquely 

 rounded; 2 and 3 stalked; pale shining gre}^ sprinkled with darker 

 grey and a few blackish scales; a broad white costal streak from 

 base to |, posteriorly suffused; stigmata small, blackish, plical 

 obliquely beyond first discal, an additional dot between and above 

 first and second discal; minute dots of blackish scales along pos- 

 terior part of costa and termen : cilia grey-whitish. Hindwings 

 and cilia whitish. 



Geraldton, West Australia, in November; one specimen. 



205. E. neochalca, n.sp. 



(^Q. 17-19 mm. Head light shining greyish-bronze. Palpi 

 rather dark fuscous, irrorated with white towards base, terminal 

 joint white. Antennre pale bronz}'^, with faint whitish rings. 

 Thorax shining brassy-bronze. Abdomen whitish-grey. Legs 

 dark grey, basal half of middle tibiae white, posterior pair suffused 

 with whitish. Forewings with costa moderatelj^ arched, apex 

 obtuse, termen rounded, rather strongly oblique; 2 and 3 approxi- 

 mated or connate; shining brassy-bronze; a rather narrow suffused 

 white costal streak from near base to |, extremities attenuated; 



