78 



THE LEPIDOPTERA OF CEYLON: 



oblique ; cell extending two-thirds the length, narrow ; two subcostals from end of 

 the cell ; discocellular oblique, radial from lower end ; middle median from one-fifth 

 before end of the cell, lower at two-fifths; submedian and internal vein straight. 

 Body rather slender, abdomen long; palpi porrect, broad, thickly clothed beneath, 

 third joint very short, thick ; antennas setose ; legs long, slender, smooth, spurs long. 



ARSACIA SATURALIS (Plate 152, Fig. 8). 

 Arsacia satundis, Walkei', Calal. Lep. Het. B. M. xxxiv. p. 1260 (1865). 



Forewing deep purplish-ochreous ; with a very oblique whitish line extending 

 from the apex to middle of the posterior margin ; the inner area from the subcostal 

 vein to the white line being dai-k olive-brown with a black streak at its apical end ; 

 a marginal row of minute dentate black points : hindwing and abdomen pale cinereous- 

 brown. Thorax, head, and palpi purpHsh-ochreous ; legs cinereous-brown; fore tibi« 

 ochreous above ; tarsi with brown bands. 



Expanse | inch. 



Genus CALPE. 



Calpe, Treitschke, Schmett. Y.av. v. pt. 2, p. 169 (1825); Gueii. Noct. ii. p. 373; Walker, Catal. Lep. 



Het. B. M. xii. p. 958. 

 Calyptra* Ocbsenheimer, Schmett. Eur. iv. p. 78 (1816). 



Male : forewing elongated, rather broad, costa slightly arched, acuminated and 

 almost hooked at the tip, exterior margin oblique, very convex, posterior margin 

 deeply excavated from the angle and lobed beyond the middle ; cell long, extending 

 two-thirds the length ; first subcostal emitted at one-third before end of the cell, 

 second at one-eighth, trifid, fifth from end of the cell and joined by a short spur to 

 base of the third ; discocellular inwardly oblique, slightly concave in the middle, bent 

 near each end, radials from the angles ; middle median from angle close to end of the 

 cell, lower at one-third ; submedian much curved from the base : hindwing short, 

 broad, exterior margin oblique, convex in the middle; cell extending to half the 

 lenojth ; two subcostals from end of the cell ; discocellular bent in the middle, radial 

 from near lower end ; two upper medians from end of the cell, lower at one-fourth ; 

 submedian and internal vein straight. Body stout, abdomen smooth ; palpi porrect, 

 ])rojecting half beyond the head, laterally broad, thickly tufted beneath with long 

 liairy scales, third joint minute, hidden in front ; antennte bipectinated ; legs stout, 

 compactly pilose, middle and hind tibias with long spurs. {Tijpe, C. Thalictri.) 



CALPE MINUTICORNIS (Plate 153, Fig. 3, 3a, larva). 



Calpe miiivticornis, Guenee, Noct. ii. p. 374 (1852) ; Walker, Catal. Lep. Het. B. M. xii. p. 959 ; Monro, 

 P. Z. S. 1883, p. 19. 



Forewing glossy lilacine cinereous-brown ; numerousl}^ covered with very slender 



* Previously used in Mollusca. 



