144 MR. A. G. BUTLER ON THE GENUS TERACOLUS. [Jan. 18, 



Anthocharis phlegetonia, Boisduval, Sp. Gen. Lep. i. p. 576. 

 n. 25 (1836). 



Callosune phlegetonia, Kirby, Syn. Cat. p. 503. n. 30 (1871). 



West Africa. " B.M. 



The Anthocharis phlegetonia of Wallengren and the A. achina of 

 Lucas are distinct species. 



54. Teracolus eione. 



Anthocharis eione, Boisduval, Sp. Gen. Lep. i. p. 578. n. 29 

 (1836). 



Callosune eione, Kirby, Syn. Cat. p. 503. n. 35 (1871). 



Var. Anthopsyche phlegetonia, Wallengren, Lep. Rhop. Caffr. 

 p. 13 (1857). 



6 2 , S. Africa (E. C. Buxton) ; 2 , Zoolu {Sir A. Smith). B.M. 



55. Teracolus stygia. 



Anthopsyche stygia, Felder, Reise der Nov. Lep. ii. p. 188. n. 183 

 (1865). 



Callosune stygia, Kirby, Syn. Cat. p. 503. n. 31 (1871). 



Bogos. 



Allied to T. eione. 



56. Teracolus isaura. 



Anthocharis isaura, Lucas, Rev. Zool. p. 424 (1852). 

 Callosune isaura, Kirby, Syn. Cat. p. 503. n. 38 (1871). 

 Abyssinia. 



57. Teracolus dalila. 



Anthopsyche dalila, Felder, Reise der Nov. Lep.ii. p. 188. n. 184 

 ("1865"). 



Callosune dalila, Kirby, Syn. Cat. p. 503. n. 32 (1871). 

 Bogos. 



58. Teracolus daira. 



c? 2, Pontia daira, Klug, Symb. Phys. pi. 8. figs. 1-4 (1829). 

 Anthocharis daira, Boisduval, Sp. Gen. Lep. i. p. 579. n. 30 

 (1836). 



Callosune daira, Kirby, Syn. Cat. p. 503. n. 34 (1871). 



S 2, White Nile (Petherick). B.M. 



8 b. Orange apical patch with or without a black edge, but not in- 

 terrupted internally in the male by black spots. 



59. Teracolus glycera, n. sp. 



c? . Wings above white, with an oblique slightly incurved orange 

 apical patch on primaries ; centre of costa and outer margin black, 

 the latter dentate-sinuate ; a greyish internal streak terminating in 

 a blackish spot ; secondaries with the base and costal area near apex 

 grey ; a marginal series of triangular black spots, and, touching them, 



