TERACOLUS. 61 



TERACOLUS PHLEOYAS (Butler) 



(Plate 21. Figs. 1, la-lg). 



AnthocJutris tone, var., Reiche, Ferr. et Gal., Voy. Abyss., pi. xxx.. Figs. ;!, 4 (18-19). 

 Ant/iocharis 2>hle(/)/as, Butler, P. Z. S. 18G5, p. 431, pi. xxv., Figs. ?>, 3a. 

 Euchloe coliageties, Butler, Ann. and Mag. Nat. Hist. (3) xx. p. 21(5, Figs. 4-5 (1867). 

 Euchloejulone, Butler, Cist. Ent. i. p. 14 (1869). 



Teracolus jMegyns (part), Trimen, S. Afr. Butterflies, iii. p. loi) (1889); Guy Marshall, P. Z. S. 

 1897, p. 20. 



TeracolKs jMegyas, E. M. Sliarpe, P. Z. S. 1896, p. 53.5 ; Butler, Ann. and Mag. Nat. Hist. ((>) xx. 



p. 396 (1897). 

 Tevacolus ione, var. phhyijas, Aurivillius, Rhop. ^thiopica, p. 429 (1898). 



Similar to T. hethni and T. (Uf/icills, but distinguished at once by its smaller size 

 and the more or less obsolete black markings. 



Male. — Primaries with the purple apical patch rather bright in colour. 

 Secondaries with the black veins strongly indicated, and terminating in black spots 

 on the hind-margin. 



Undemde. — Both wings white, the black veins also visible on the secondaries. 



Expanse T? inch. i^Spcc. ex. White Nile; Mns. Brit.) 



Femalk. — Primaries and secondaries sulphur-yellow, the apical area of the former 

 crossed on the inner edge by a row of brownish spots, the apex and hind-margins 

 of both wings also brownish. 



Underside. — Central area of primaries sulphur yellow, the apex ochraceous, the 

 marginal area crossed by a post-median row of light brown spots. Secondaries pale 

 ochraceous yellow, with a distinct transverse band of light brown crossing the discal 



area. 



Expanse Vfi inch. {Spec. fi/p. e.r. White Nile; J//ts. Brit.) 



"Dry-season" form of Male. — Similar to that of the "wet-season" form, the 

 purple apical patch somewhat more restricted ; the apex thickly dusted with grey, 

 which is also visible at the base of the wing. Secondaries not diftering from the 

 " wet-season " form. 



Underside. — Central area white, the apex pinkish-yellow. Secondaries also 

 pinkish-yellow, the discal area crossed by a chestnut band as far as the second median 



nervule. 



Expanse 2-:3 inches. {Spec. fjip. er. White Nile; Godman-Salvin Coll.; Jf//s. Brit.) 

 " Dry-skason " EORM OF Female. — Primaries differing from the wet-season form 



in havini; no dark shading at the base of the wings ; the brownish sub-apical line 



