44 NEW AUSTRALIAN LEPIDOPTERA, 



Broken Hill, N.S.W. ; not uncommon in August, September 

 and October. It is a sluggish insect and usually falls to the 

 ground when disturbed. 



Although showing some variation in the ground colour of the 

 forewings, it is an easily recognised species by the sharply denned 

 black basal mark, which is always present. 



Nephogenes crassinervis, n.sp. 



£Q. 18-22 mm. Head, palpi, antennae and thorax ashy-grey- 

 fuscous, palpi beneath darker fuscous, basal joint of antennas 

 somewhat whitish, ciliations 1. Anterior and middle legs dark 

 fuscous, posterior pair whitish-ochreous. Abdomen greyish, 

 segmental margins whitish. Forewings elongate, moderate, costa 

 gently arched, hindmargin oblique, gently rounded; ashy-grey- 

 whitish, becoming more whitish in cell and towards hindmargin 

 and apical area; a blackish line from base, continued along lower 

 margin of cell, thence right around to upper margin, sometimes 

 the whole of the cell is outlined with black, but the upper margin 

 is generally obscure; a moderate, generally distinct, elongate spot 

 in cell at i from base, sometimes very obscurely continued right 

 through cell ; two or three more or less confluent dark fuscous 

 elongate marks on upper margin of posterior end of cell; veins 

 towards hindmargin more or less finely outlined with fuscous : 

 cilia ashy-grey-whitish, darker at base, terminal third greyish. 

 Hinclwings pale greyish-ochreous, infuscated ; cilia greyish- 

 ochreous, somewhat infuscated around apex. 



Broken Hill, N.S.W.; beaten commonly from Bassia biflora, 

 in August and September. 



Allied to silignias, Lower. Some specimens show a prepon- 

 derance of white in the forewings, but the markings are constant, 

 especially the outlining of the cell. 



Nephogenes Susans, n.sp. 



<J. 18-20 mm. Head, palpi, antennae and thorax dark ashy- 

 grey-fuscous, antennae faintly annulated with whitish. Abdomen 

 blackish, posterior segments outlined with yellow, anal tuft 



