TERACOLUS. 155 



Expanse r3 inclies. {Spec. e,v K'ibaoiii, Ukniiiha, April 19, 189S ; Dr. J. IF. 

 Ausorye ; Mi(f<. Rofhschild.) 



" Tntehmediate " voK:\r of Male. — Primaries similar to those of the male ahove 

 described, but somewhat smaller, the orange patch fainter in colour, and tlie black 

 on the hind and inner margin much narrower, especially on the latter. Secondaries 

 white, dusky grey at the base ; the nervules terminating in small brownish-black 

 spots. 



Underside. — With the exception of tlie black and orange markings being fainter 

 in colour, the underside agrees with tliat of the male fully described above. 



Expanse 1*1 inches. [Spec, e.v Sabaki Biver ; Keifh Aiixlnitlier ; Mm. Brit. Type 

 of T. bifasciatiis.) 



" Intermediate " form of Female. — Very similar to the second form above 

 described (fig. Id) as regards the dusky-brown markings on both wings ; the ground- 

 colour of both primaries and secondaries white instead of sulpliur-yellow, with the 

 inner line of orange-yellow on the apical area larger. 



Underside. — General colour paler than in the female form (fig. le). 

 Expanse 1'3 inches. [Spec, ex Tsavo Biver, January 1892 ; F. J. .Jaclson. Type of 

 T. bifasciafxs.) 



Another form of the " intermediate " male, which Dr. Butler considers to be 

 T. mefaffone, Holland, has the orange-yellow apical area on tlie primaries larger, and 

 the usual dusky band along the inner margin entirely absent, and the dusky-brown 

 marginal spots slightly reduced on both wings. 



Underside. — Similar to that of tlie male (fig. Ig). 



Expanse 1"! inches. (Spec, ex Arnsn Galla Coini/ri/, befireen October 1 (tnd 

 Novem/jer A^ ; F. Gillett ; Mas. Brit.) 



" Dry-seasox" form op Male. — Ground-colour of the primaries yellowish-white, 

 the orange colour on the apical area very bright and relieved by a small brown spot 

 on the third median nervule ; the brownish hind-marginal border terminating on the 

 first median nervule ; cilia reddish in colour. Secondaries white, with minute brown 

 spots at the end of the nervules, those of the radial nervules being slightly larger. 



Underside. — Ground-colour white, the apical area tawny yellow, with a band of 

 deep orange near the inner edge of the lighter colour ; the extreme edge of the apex 

 and hind margin rather warmer yellow to as far as the second median nervule, when 

 the remainder is white. Secondaries entirely sandy-pink with faint vermiculations of 

 I)rown ; the usual minute spot visible at the end of the cell. 



Expanse 11 inches. (Spec. e.v LodiKjtrd Biver, Nipisd Lund, September 12, 1895, 

 B. Crawsliaip Mns. Brit.) 



" Dry-seasox " FORM OF FE.MALK. Ground-colour of the primaries pale sulphur- 

 yellow; a broad dusky brown band on tiie inner margin, extending a little beyond 



