Pierine Butterflies of the Genus Delias. 153 



being little, if any, difference in the width of the black area 

 preceding the scarlet spots ; but this is due to the latter being 

 less elongated than usual. 



35. Delias peribcea. 



Pieris peribaa, Godart, Enc. Meth. ix. p. 154 (1819). 



Delias Wallacei, Rothschild, Iris, v. p. 441, pi. v. fig. 2 (1892). 



Three female examples. Java, from Godman and Salvin 

 collection. 



The absence of the scarlet spot at the end of the cell, upon 

 which Mr. Rothschild relied, proves to be an unstable cha- 

 racter; indeed, it is not really scarlet, but orange in the 

 female, and in one of our specimens it is indistinct. 



36. Delias Schonbergt. 



Delias Schonbergi. Rothschild, Novit. Zool. ii. p. 161, pi. viii. figs. 6, 7 

 (1895). 



Bougainville Island, Solomon group. 

 This is one of the handsomest species of the D. argenthona 

 roup. 



37. Delias sambawana. 



Delias sambawana, Rothschild, Novit. Zool. i. p. 662 (1894) ; Smith & 

 Kirby, Rhop. Exot. ii., Del. pi. vi. figs. 2, 3 (1895). 



Sambawa Island. Three specimens, from the Godman and 

 alvin collection. 



38. Delias fasciata. 



Delias fasciata, Rothschild, Novit. Zool. i. p. 662 (1894) ; $, Smith & 

 Kirby, Rhop. Exot. ii., Del. pi. vi. fig. 1 (1895). 



Sumba. 



The submarginal spots on the under surface are yellow 

 Dlashed with red. 



39. Delias sthenobcea. 

 Pieris sthenobcea, Boisduval, Sp. G&i. L6p. i. p. 466 (1836). 



Moluccas. 



Said to resemble D. Descorribesii, but with the wings paler 

 nd no red patch at base of secondaries on the under surface ; 

 le submarginal spots are yellow. 



40. Delias Dohertyi. 



rtiertyi, Rot! 

 Rhop. Exol 



Timor. 



Delias Dohertyi, Rothschild, Novit. Zool. i. p. 661 (1894) ; Smith & 

 Kirby, Rhop. Exot. ii., Del. pi. vi. figs. 7, 8 (1895). 



