APPENDIX. 513 



DESCRIPTIONS 



OF SOME NEW OR IMPERFECTLY CHARACTERIZED 

 LEPIDOPTERA FROM AUSTRALIA. 



By Edward Doubleday, F.L.S. Assistant in the Zoo- 

 logical Department of the British Museum. 



Genus Euschemon, Doubleday. 



Maxillat moderately long. 



Labial Palpi of moderate length, basal joint very short, 

 compressed, curved, clothed with scales and long hairs, second 

 joint about four times as long as the first, subcylindric, clothed 

 with long scales, third joint clothed with small scales, short, 

 elongate-oval, slenderer than the second, the scales of which 

 almost conceal it. 



Antennae elongate, with a fusiform club much hooked at 

 the extremity. 



Ej-^es large, forehead broad. 



Anterior wings triangular, the outer and inner margins 

 nearly equal, about two-tbirds the length of the anterior. 

 Costal nervure two-thirds the entire length of the wing ; sub- 

 costal nervule slightly deflected towards the end of the cell, 

 throwing off its first nervule at about one-third of its length, 

 the second about the middle of its course, the space between 

 the origins of the second and third nervules not as long as that 

 between the first and second, the fourth arising just before the 

 end of the cell : upper discocellular nervule very short, the 

 second discoidal equidistant from the first discoidal and the 



