122 THE LEPIDOPTERA OF CEYLON. 



stout; thorax hairy; palpi porrect, projecting one-third beyond the head, second 

 joint laxly squamose, third short ; legs slender ; antennae gradually thickened to end, 

 tip blunt. 



CATOPSILIA CATILLA (Plate 47, Fig. 3, 3a, ^ ?). 



Papilio Catilla, Cramer, Pap. Exot. iii. pi. 229, f. D, E (1779) ?. 



Callidryas Catilla, Butler, Catal. Fabrician Lep. B. M. p. 222; Lep. Exotica, i. p. 24, pi. 9, f. 7 — 10. 



Papilio Hilaria, Cramer, Pap. Exot. iv. pi. 339, f. A, B (1781), $. 



Colias Hilaria, Horsfield, Catal. Lep. Mus. E. I. C. p. 132. 



Papilio Titania, Fabricius, Ent. Syst. Suppl. p. 28 (1798). 



Male. Upperside yellcwish-white, the basal area yellow ; with a very slender 

 black apical and exterior marginal band. Female pale or bright yellow : forewing 

 with the marginal black band broader, its inner border sinuous, and with a more or 

 less distinct angular subapical zigzag slender band descending the disc ; a large black 

 discocellular spot : hindwing with a marginal series of slight dentate black spots. 

 Underside : male glaucous ochreous-white, base of forewing tinged with yellow ; 

 posterior border white ; both wings with a white-centred red discocellular spot, and 

 a very indistinct discal series of red-speckled spots ; female ochreous-yellow : fore- 

 wing with the posterior border whitish ; discocellular spot large ; apical margin and 

 angular subapical spots reddish : hindwing with two discocellular pearly-centred 

 spots, and indistinct discal reddish spots ; some specimens with the discocellular spot 

 broadly surrounded with an angular red patch. 



Expanse 2| to 3 inches. 



" Western and Central Provinces. Plains and up to 6000 feet at all times. 

 Very local. Found in several spots of limited extent ; and always there " [Hutchison). 



" Galle, Colombo. Very common " {Wade). 



" Principally in the lower and middle ranges. In the flights along the sea-coast, 

 beginning generally in November, this species of Catopsilia forms about a third of the 

 number, always travelling to the north ; the flights lasting for days, thousands of 

 them passing in an hour" (Machvood). 



CATOPSILIA CROCALE (Plate 48, Fig. 1,1 a, b, $ $, larva). 



Papilio Crocale, Cramer, Pap. Exot. i. pi. 55, fig. C, D (1775) ?. 



Callidryas Crocale, Butler, Lep. Exotica, i. p. 22, pi. 9, f. 1 , 2, 3, 6. 



Papilio Alcmeone, Cramer, Pap. Exot. ii. pi. 141, f. E (1777), $ ; Fabr. Ent. Syst. iii. p. 196.. 



Colias Alcmeone, Horsfield, Catal. Lep. Mus. E. I. C. p. 131. 



Callidryas Alcmeone, Moore, id. p. 57, pi. 1, f. 7, 7a. 



Papilio Jugurtha, Cramer, Pap. Exot. ii. pi. 187, f. C, D (1777), ?. 



Colias Jugurthina, Godart, Enc. Meth. ix. p. 95, ? ; Horsfield, Catal. Lep. Mus. E. I. C. p. 132. 



Male. Upperside yellowish-white, the basal area yellow; costal edge and 

 exterior margin with a slender black band, which is slightly sinuous at the apex. 



