EUPLGEA. 23 



large number o£ genera. It seems to me, however, more con- 

 venient and more in accord with the very close relationship 

 existing among the forms, to regard these secondary sexual 

 characters in the males as of subgeneric value only, as was done 



Fig. 9. — Shape of wings in Euploea. 



A. Subquadrate, $ . | 



B. Subtriangular, 6 . V Fore wing. 



C. Triangular, 2 - J 



D. Hind wing. 



by Marshall and de Niceville in vol. i. of the ' Butterflies of India, 

 Burma, and Ceylon.' The arrangement given below, however, 

 differs slightly from that adopted in the work just quoted. 



Key to the Subgenera. 



6 6. 



A. Without secondary sex-marks {Manama 



and Tronga, Moore) Menama, p. 24. 



B. With secondary sex-marks. 



a. On fore wing only *. 



a'. One brand on fore wing (Crastia, 

 Hiibner, Mahintha,Karadira, Penoa, 

 Moore) Crastia, p. 31. 



b'. Two brands on fore wing (Stictoplma, 



Butler, and Narmada, Moore) .... Stictoplosa, p. 28. 



b. On both fore and hind wing. A brand 



on fore wing, a patch on hind wing- 

 on or above subcostal vein (Salpinx, 

 Hiibner, and Pademma, Isamia, Tiruna, 

 Moore) , Salpinx, p. 37. 



* With the exception of E. alcathoe, the 6 of which has on the uppersideTof 

 the hind wing, anteriorly, from base to near termen, a large area covered with 

 specialized scales unlike anything in any other form. 



