1896.] feom arabia and somahland. 253 



21. Tbbacolus i-bo. 



AntJiocharis leo, Butler, Ann. & Mag. Nat. Hist. ser. 3, vol. xvi. 

 p. 397 (1865). 



cT , Zaila, Soinaliland, 4th June (Capt. Nurse). ^ 



This is the form found at Kilimanjaro, where it is fairly common ; 

 it is very constant in all the characters which distinguish it from 

 T. acaste. 



22. Tbracolus halimhdb. (Plate X. fig. 17.) 



(J $ . Poiitia Jialimede, lilug, Symb. Phys. pi. 7. figs. 12-15 

 (1829). 



Var. $ . Pontia acaste, Klug, 1. c. figs. 16, 17 (1829). 



Var. c? 2 ■ Teraeolus ccelestis, Swinhoe, P. Z. 8. 1884, p. 435, 

 pi. xxxix. figs. 1, 2. 



J , Lahej, 9th March (Col. Yerhury), 22nd May ; $ , 23rd 

 May, 1895 {Gapt. Nurse). 



This heavily-marked form of the species seems to be very rare 

 near Aden, the common types there being vars. acaste and calestis 

 with intergrades. 



Var. acaste. 



$ , Aden, 21st March, 17th April ; d , 23rd April ; ? , 9th May ; 

 J 2 , 5th June, 1895 {Cajjt. Nurse). 



Var. ccelestis. 



2 , Aden, 20th January, Ist and 6th February, 5th April ; c? , 

 26th April ; c? cJ , 8th May ; ? , 5th June, 1895 ; $ ? , 13th July 

 and 25th October, 1894. 



23. Tbracolus eupompe. 



Pontia eupompe, Klug, Symb. Phys. pi. 6. figs. 11-14 (1829). 

 cJ d' , 2 ? , Zaila, Somaliland, 2i8t, 23rd, and 28th May, 1895 

 (Capt. Nurse). 



Var. ? T. dedecora, Felder, Eeise der Nov., Lep. ii. p. 184 (1865). 

 cJ , Zaila, Somaliland, 18th June, 1895 (Capt. Nurse). 



24. Tbracolus philhpsi. 



Teraeolus phillipsi, Butler, P. Z. S. 1885, p. 772, pi. xlvii. 

 fig. 11, 2 • 



d , Somaliland (Capt. Nurse). 



25. Tbracolus bvagorb. 



2 (as c? ). Pontia evagore, Klug, Symb. Phys. pi. 8. figs. 5, 6 

 (1829). 



J. AntJiocharis nouna, Lucas, Expl. Alg., Zool. iii. p. 350, pi. 1. 

 fig. 2 (1849). 



(J . Anthopsyche heuglini, Felder, "Wien. ent. Monatschr. iii. p. 272 

 (1859); Eeise der Nov., Lep. ii. p. 185, pi. xxv. fig. 4 (1865). 



