New S2Jccies of Lcjmhptcra. 165 



? . Aliove like the male, but with all the black spots 

 enlarged ; below similar to the female of A. Niohe, but 

 much paler, the silver spots less distinct, that in the dis- 

 coidal ochreous patch of secondaries ol)solete ; the subapical 

 band of primaries pale ochreous instead of white : expanse 

 of wings, 3 inches, 2 lines. 



c^. Moreton Bay (Gihhons); ^ , ^ . Australia {Farzadald). 

 B.M. 



One of the most interesting of all the Argi/nnidcs, since 

 it offers the best evidence of the truth of protective assimi- 

 lation ; it supplies the place of A. Niohe in Australia, and, 

 unlike that species, the sexes are alike ; this fact is no 

 doubt due to the more restricted range in this direction of 

 the model Danais Chrysijypns, of which the female D. Niohe 

 is a well known mimic, liut which does not occur in Aus- 

 tralia. 



GENUS CETHOSIA. Fabricius. 



37. Ccthosia Insulata, n. sp. 



Allied to C. Clirysipi^e, but more dusky above, the basal 

 area sometimes reddish-brown ; the white patch of prima- 

 ries even larger than in C. djdalima (that is, more than 

 twice as large as in C. Chrysippe) ; secondaries exhibiting 

 an inner discal series of indistinct tawny or occasionally 

 whitey-brown lunate markings ; beloAv, white patch of 

 primaries as above ; spots arranged as in C. Ghrysipp)e, but 

 their zones less blue-tinted : expanse of wings, 3 inches, 5 

 lines. 



Ke Island. {Wallace). B.M. 



SUB-FAMILY HELICONINJ^.. Bates. 



GENUS HELICONIUS. Fahricius. 



38. Heliconius vetustus, n. sp. 



? . Intermediate between H. Numatus and H. Novatus; 

 general markings of primaries as in H. Numatus but the 



