BY E. MEYKICK. 577 



cloudy white spots on inner margin at | ; a moderate white median 

 longitudinal streak from base to |, sinuate upwards in middle, and 

 with extremity bent upwards, partially margined with dark 

 fuscous suffusion, which is continued posteriorly as a broad band 

 to hindmargin ; a moderate irregular- edged white submarginal 

 streak from apex to anal angle : cilia whitish, base somewhat 

 mixed with brownish. Hindwings and cilia ochreous-whitish. 

 Geraldton, West Australia ; one specimen in November. 



150. Tlmd. cymatistis, n.sp. 



^<^. 14-16 mm. Head ochreous-whitish. Palpi white, some- 

 what sprinkled with dark fuscous, second joint exceeding base of 

 antennae, terminal joint §. Antennae ochreous-whitish. Thorax 

 ochreous-whitish, patagia oohreous, sometimes wholly brownish- 

 ochreous. Aldomen ochreous-whitish. Legs white, anterior 

 pair dark fuscous, middle tibiae with dark fuscous basal and 

 apical bands. Forewings elongate, costa gently arched, apex 

 roundpointed, hindmargin rounded, rather strongly oblique ; 

 ochreous brown, lighter towards base and costa ; markings snow- 

 white ; a streak along costa from near base to middle ; an 

 elongate blotch along costa from beyond middle to i ; an irregular 

 median longitudinal streak from base to f , lower margin forming 

 quadrate projections at base, middle, and apex ; a white spot on 

 inner margin at J and another at | ; an irregular submarginal 

 streak from apex to anal angle : cilia pale grey, basal third mixed 

 with ochreous and barred with white at apex, middle of hind- 

 margin, and anal angle. Hindwings whitish-grey ; cilia ochreous- 

 whitish. 



Carnarvon, West Australia; taken in plenty in October. 



151. Thud, orthodroma, n.sp. 



(^2. 13-14 mm. Head white, mixed with dark fuscous. Palpi 

 rather dark fuscous, base and apex of joints white, second joint 

 exceeding base of antennae, terminal joint ^. Antennae ochreous- 

 whitish. Thorax brownish-ochreous, posterior extremity white. 

 Abdomen whitish-ochreous. Legs whitish, anterior pair dark 



