373 



mixed with light fuscous on terminal half ; cilia greyish- 

 ochreous. Forewings beneath light-fuscous, hindwings clear 

 yellow. 



One specimen, in April, at light. 



140. Prorocopis melanochorda, Meyr. 

 Two specimens, in May; also from Derby, Western Aus- 

 tralia, and Duaringa, Queensland. The hindwings of the 

 Derby specimen are much whiter than those from Broken Hill 

 and Duaringa. 



141. Prorocopis hypoxantha. Low. 

 Two specimens, in December. 



142. Prorocopis euxantha, Low. 



Three specimens, in January and March; also from 



Birchip, Victoria, and Brisbane, Queensland. I also possess 



a specimen from Northampton, Western Australia, which 



may probably be this species, but is too poor for identification. 



143. Prorocopis stenota, Low. 

 Three specimens, in October. 



144. Prorocopis adelopis. Low. 



Four specimens, in October; also from Derby, Western 

 Australia. In this specimen the hindwings are nearly white, 

 and markings of forewings obscure. 



145. Prorocopis leucocrossa, Low. 

 One specimen (type), in October. 



146. Prorocopis symmopa, n. sp. 



9 , 25-28 mm. Head, palpi, antennae, and thorax 

 ashy-grey-fuscous. Abdomen ochreous-fuscous, legs ochreous- 

 white, tibiae and tarsi infuscated. Forewings elongate, 

 costa rather strongly arched, termen rounded, hardly 

 waved; cinerous-grey, thickly irrorated with fuscous 

 and dark-fuscous; markings narrow, black; sub-basal 

 line curved outwards, reaching submedian fold ; ante- 

 median line dentate, with a short acute projection outwards 

 below costa; postmedian line with a moderately outwards 

 curved projection above middle, slightly indented in centre, 

 gently curved inwards to dorsum ; subterminal line crenulate, 

 indented above and below middle, and preceded by its own 

 width by a dull-whitish shade; a row of small black dots, 

 well before termen; a fine waved black line along termen; 

 cilia ashy-grey fuscous. Hindwings with termen hardly 



