244 AUSTRALIAN RHOPA LOCKllA : /. YC.KSJD.E III., 



angle into a blunt tail, sometimes with three blunt tails. Sub- 

 costal nervure of fore wing three-branched, the 1st brancli being 

 entirely free from costal nervure; anal lobe imperfectly developed. 



This remarkable group, with the exception of 0. ineekii, Roths., 

 from New Guinea, i.s confined to the Australian Continent and 

 Kangaroo Island, and is noted for the brilliancy of the colour of 

 the upperside, and the marked dissimilarit}' between the sexes. 



On account of the marked differences between the sexes, I have 

 found it necessar}^ to give a table of each. 



A. (^ . Upperside metallic blue. 



a. Almost linear black outer margins on upperside. 



a^. Underside with discal band of forewing straight oro'tes. 



b^. Underside with discal band of forewing irregular Jieu-itsonL 



h. Broad black outer margin to forewing. 



ai. Blue costal margin cunaryUis. 



/>^. Black costal margin ianthis. 



c. Hindwing produced at anal angle to a blunt tail, a conspi- 



cuous apical white splash to forewing a none. 



B. Upperside purple, with dark margins. 



a. Kich velvet purple, produced at anal angle to a blunt tail, 



of large size (jenoveva. 



/>. Rich velvet purple, outer margin of hindwing rounded, of 



moderate size ahrota. 



r. Dark purple, narrow outer margins, that of hindwing 



rounded, of moderate size hamardi. 



d. Dull purple, very broad outer margins, that of hindwing 



rounded, of moderate size olane. 



t. Violet -brown, outer margin of hindwing rounded, of large 



size , idmo. 



f. Purplish-brown, slightly produced at anal angle, of mode- 

 rate size otanes. 



A. 2 ' Upperside metallic blue. 



a. Cell of underside of forewing scarlet. 



a^. Very broad black margins to forewing amaryUis. 



h'^. Broad black margins to forewing, black spot at end of 



cell hewitsoni. 



c^. Anal angle produced to a blunt tail anionc. 



h. Underside with discal band of forewing straight ,.. oroctes. 



