116 BUITERFI.Y COLLECTOR'S 



only the interior spots have a few blue scales upon tliein, the 

 rest being black. Female above, entirely brown, with a 

 marginal orange-tawny band, obsolete in the primary. 

 Underneath greyish ; a dentated white band traverses 

 both wings. Fringe brown. 



Caterpillar. Green, hairy, beset with white tubercles, with 

 a reddish brown white-edged dorsal and lateral stripe, and 

 oblique streaks of the same colour in the sides. Head and 

 true leg.s are black-brown. 



Chrysalis. At first green, then bright broH-n. 



POLYOMMATUS IDAS, BROWN AROUS. 



Letvin,pl. 39,/. 1, 2. Donovan, v. 9, p. 322. 



ButterJIy. Smaller than the preceding ones ; wings above 

 in l)Oth sexes, without any of the blue tint, (in wliicli it 

 remarkably difibrs from those related to it) with a black 

 spot on the disk of the primary, and with an orange macular 

 band at the posterior margin of both wings ; fringe and 

 anterior margin of primary wings white. Underneath 

 browni.sh a.sh-coloured, with ocellated .spots and crescents, 

 and orange band, nearly as in the preceding, but sometimes 

 without the silvery lilue .spots in the orange band. There is 

 a white discoidal blotcli towards the margin of the secondary 

 wings underneath. Female differs a little from the male, in 

 being deeper coloured, and rather more dusky, the red .spots 

 being smaller and not reaching the anterior margin. 



Caterpillar. 



Chrysalis. 



Observation. This is sufficiently distinguished from the 

 female of P. Argus, by being without the dentated white 

 band, and having a white blotch near the posterior margin 

 of the underside of the secondary wings. 



