168 THE LEPIDOPTEEA OF CEYLON. 



Genus SUASTUS. 

 Wings small: forewiug elongated, triangular; costa very slightly arched at the 

 base ; apex pointed ; exterior margin short, oblique, and slightly convex ; cell two- 

 thirds the wing, clavate ; first, second, and third subcostals at equal distances apart, 

 fourth halfway betwesn third and fifth ; discocellulars inwardly oblique, iipper bent 

 inward near the subcostal, upper radial from its angle, lower from their middle ; 

 the middle median at one-fifth, lower at three-fifths before end of the cell ; submedian 

 straight : hindwing short, broadly oval ; apex and exterior margin very convex ; cell 

 broad; second subcostal at one-third before end of the cell; discocellulars slightly 

 oblique, radial very indistinct ; middle median close to end of the cell, lower at one- 

 third before the end; submedian and internal straight. Body moderate ; palpi thick, 

 bristly at the sides, terminal joint long, slender, pointed ; antennal club tbickish, 

 slender at tip ; legs long, slender, almost naked. 

 Type, S. Gremius. 



SUASTUS GREMITJS. 

 Hesperia Gremius, Fabricius, Eot. Sjst. Siippl. p. 433 (1798); Butler, Catel. Fabrician Lep. Brit. 



Mns. p. 271, pi. 3, fig. 7, ?. 

 Hesperia Divodasa, Moore, Caial. Lep. Mus. E. I. C. i. p. 255 (1855); Proc. Zool. Soc. Lend. 1865, 

 p. 791, $ . 



Upperside dark olive-brown, base of forewing and anal area of hindwing 

 greenish- olive : forewing with three small semi-transparent yellow spots before the 

 apex, two large somewhat quadrate spots and a broken or lunate spot within end of 

 the eel], beneath these are also two lower discal yellow spots — but which are not 

 transparent, the penultimate spot being very small. Underside grey : forewing with 

 the discal area brownish ; spots as above : hindwing with a black spot within the 

 cell, and a curved discal sei'ies of black spots. 



Expanse 1\ inch. 



"Colombo. Common" (Hutchison). 



" Galle and Kandj" (Wade). 



" Low country. At all times of the year" {Maclcwood). 



SUASTUS SUBGRISEA. 



Hesperia subgrisea, Moore, Proc. Zool. Soc. Lond. 1878, p. 689, pi. 45, f. 5. 



Allied to 8. Gremius. Male. Upperside differs in having the three oblique 

 discal spots smaller, the lowest appearing only as a few greenish-grey scales, the 

 upper subapical series of two and a single spot at upper end of the cell very 

 minute. Underside less grey in colour, the forewing marked as above : hindwing 

 with an indistinct black cell spot and a discal series of spots. 



E.xpanse \\ inch. 



"Galle. Eare" {Wade). 



