ON NEW AND LITTLE-KNOWN BUTTERFLIES. 



279 



My collection contains the following ten species of Cyaniris from 

 Sumatra and nine from Java : four species only are common to 

 both islands : — 



Sumatra. Java. 



1. C. akasa, Horsfield. 



2. C. cosscea, de Niceville. 



3. C. corythus, de Niceville. 



4. C. puspa, Horsfield. 



5. C. carna, de Niceville. 

 8. C. musina, Snellen. 



1. C. akasa, Horsfield. 



2. C. cosscea, de Niceville. 



3. C. ceyx, de Niceville. 



4. C. puspa, Horsfield. 



5. C. placida^ de Niceville. 



6. C. ccelestina, Kollar. 



7. C. coalita^ de Niceville. 



8. C. huegelii, Moore. 



9. C. catreus, de Niceville. 



8. C. camence, de Niceville. 



9. C. limbatus, Moore. 

 10. €. melcena, Doherty. 



15. SURENDRA STIMULA, n. sp., PI. O s Fig. 23, £. 



Habitat : Java. 



Expanse : #, 1*65 inches. 



Description : Male. Upperside, both wings very deep rich blue. 

 Forewing with the costa up to the subcostal nervure, the apex broadly, 

 the outer margin broadly but decreasingly black, the black margin at 

 the inner angle nearly 3 mm. wide. Bindwing with no anal lobe 

 or tail, but the outer margin slightly projecting at the termination of 

 the second median nervule ; with the costa widely black, that colour 

 reaching almost to the discoidal nervule ; the outer margin with a 

 narrow black thread ; the abdominal margin broadly outwardly black, 

 inwardly becoming whitish. Cilia black throughout. Underside, 



