74 Dr. A. G. Butler on the Old- World 



that of the primaries acutely angulated below costa, the 

 bisinuation on the median interspaces more transverse and 

 with diffused outer edge ; a blackish-brown streak continuous 

 with the border running inwards to a third of the distance 

 from the base along the inner margin ; the chocolate apical 

 patch on the under surface narrower than in females of typical 

 T. sarilata. 



Mindoro. From the Godman and Salviu collection. 



If males from Mindoro exhibit similar differences, this may 

 be regarded as a distinct species ; but our two females are not 

 quite alike (as indicated in the above description). Both 

 belong to the dry-season phase. 



46. Terias semifusca. 



Terias semifusca, Butler, Ann. & Mag. Nat. Hist. ser. 5, vol. xvii. 

 p. 222, pi. V. fig. 8 (1886). 



Sumatra. Type coll. Hewitson. 



Belongs to the intermediate seasonal phase. 



47. Terias hidens. 



Terias bidens, Butler, Ann. & Mag. Nat. Hist. ser. 5, vol. xvii. p. 222, 

 pi. V. fig. 7 (1886). 



Sumatra. Type coll. Hewitson. 

 Is also an intermediate form. 



48. Terias latilimbata. 



Terias latilimbata, Butler, Ann. & Mag. Nat. Hist. ser. 5, vol. xvii. 

 p. 221, pi. V. fig. 5 (1886). 



Sumatra. Type coll. Hewitson. 

 A wet-season form. 



49. Terias latimargo. 



Terias latimargo, Hopffer, Stett. ent. Zeit. 1874, p. 25. 

 Terias anyuligera, Butler, Ann. & Mag. Nat. Hist. ser. 5, vol. xvii. 

 p. 224, pi. V. fig. 10 (1886). 



Celebes and Flores. 



We have the wet-season form in the Museum series and 

 the wet and intermediate forms in the Hewitson collection. 



50. Terias diversa. 



Terias diversa, Wallace, Trans. Ent. Soc. ser. 3, vol. iv. p. 324 (1867). 



Philippines. 



This appears to be the species figured by Semper (figs. 15- 

 17) as T, hecahe; his figs. 13 and 14 do not seem to me to 



