IOLAUS. 43 



10. Iolaus Vidura. 



Amblypodia Vidura, EorsfieM, Cat. Lep. E. I. C. Mus. pi. 1. f. 6, p. 113. Horsfield fy Moore, p. 45. 

 Westwood in Gen. Dium. Lep. p. 478. 



Male with the tuft of hair at the meeting of the wings white. 

 Female like the male, except that it is of a paler blue. 



Var. Female with the margins of the anterior wing broader and paler : a white spot 

 at the end of the cell : posterior wing rufous brown, the centre only blue. 

 In the Collection of W. C. Hewitson, from Silhet and Sumatra. 



Examples of this species from Silhet have the anal angle of the posterior wing longer than 

 those brought by Mr. Wallace from Sumatra. 



11. Iolaus Cotys, Hewitson. Plate XIX. J figs. 19, 20. 



Upperside. Male. — Cerulean blue. Anterior wing with the costal and outer margins 

 and apex broadly dark brown, the tuft of hah 1 where the wings meet dark brawn : posterior 

 wing with the apex rufous brown. 



Underside rufous grey. Both wings crossed at the middle by a broad band of white: 

 beyond the middle by a line of dark brown, and by a submarginal obscure rufous band : the 

 two black spots near the anal angle crowned with orange : the space between the said spots 

 brown irrorated with white. 



Exp. 1^1 inch. 



In the Collection of the British Museum, from Nepal. 



This species, though closely allied to /. Vidura, differs from it in many respects. It has, 

 though a male, all the appearance of a female in colour, and is without the tuft of white hair on 

 the upperside of the anterior wing. On the underside it has the white band much broader. 



12. Iolaus Cleobis. Plate XVIII. figs. 6 8, 9, 2 10. 



Polyommatus Cleobis, Godart, Enc. Meth. p. 634. 

 Amblypodia Cleobis, Westwood in Gen. Dium. Lep. p. 478. 

 Amblypodia Hypatida, Horsfield 4' Moore, Cot. Lep. E. I. C. Mus. p. 45. 



Var. Male with the spots near the anal angle on the underside of the posterior wing 

 entirely orange, without the black spots. 



In the Collection of W. C. Hewitson, from Northern India. 



13. Iolaus Ister, Hewitson. Plate XIX. 2 figs. 15, 16. 



Upperside. Female. — Cerulean blue. Anterior wing with the apical half dark brown. 

 Posterior wing with the apex pale rufous brown. 



