BY E. MEYRICK. 607 



196. Op. stiriella, Meyr. 

 (Opostega stiriella, Meyr., Proc. Linn. Soc. N.S.W. 1880, 175.) 



197. Op. gephyraea, Meyr. 

 (Opostega gephyraea, Meyr., Proc. Linn. Soc. N.S.W. 1880, 176.) 

 Also taken in September and April. 



198. Op. chalinias, n.sp. 



Q. 10 mm. Head and palpi white, back of crown ochreous. 

 Antennae pale greyish, basal joint white. Thorax ochreous- 

 whitish. Abdomen grey. Legs whitish, anterior pair dark fus- 

 cous. Forewings elongate-lanceolarte, apex produced ; ochreons- 

 white ; two narrow acutely angulated golden-fuscous fascise, first 

 before middle, very ill-defined, second beyond middle, some- 

 what interrupted in disc ; apex suffused with light golden fuscous : 

 cilia whitish-fuscous, round apex suffused with white on basal 

 half, with a thick dark brown basal line along costa and upper 

 half of hindmargin, a small black subbasal spot at apex connected 

 with a fine suberect black bar above apex, a cloudy suberect 

 fuscous bar beyond this, and a fuscous apical bar. Hindwings 

 dark fuscous ; cilia fuscous. 



Georges Bay, Tasmania ; in January, one specimen. 



199. Op. diorthota, n.sp. 



(J. 12 mm. Head white. Palpi white, externally dark fuscous. 

 Antennse fuscous- whitish, basal joint white. Thorax light fus- 

 cous, mixed with whitish on back. Abdomen grey -whitish. Legs 

 whitish, anterior pair fuscous. Forewings elongate-lanceolate, 

 apex somewhat produced ; white ; two narrow straight fuscous 

 fasciae, sprinkled with dark fuscous, first from before middle of 

 costa to middle of inner margin, second from i of costa to anal 

 angle : cilia white, beneath apex and on anal angle suft'used with 

 light fuscous and sprinkled with dark fuscous, with a light fus- 

 cous spot opposite costal exti-emity of second fascia. Hindwings 

 dark grey ; cilia whitish-fuscous ; costa fringed with whitish 

 bristles on basal half. 



Albany, West Australia ; in October, one specimen. 





