PIERIN^. 
163 
Localities of Teracolus Vesta. 
I. South Africa. 
E. Natal. 
a. Coast Districts. — Mouth of Tugela River {J. H. Boioker. — Sub- 
typ. and Var. A.). Grey town. — Typ. Weenen County {J. M. 
Hutchinson. — Typ. and Yar. A.). Between Tugela and Mooi 
Rivers (/. H. Bowker. — Typ.). 
G. Swaziland.— (The late E. C. Buxton.— Tj^. and Var. A.). 
H. Delagoa Bay. — Louren^o Marques {Mrs. Monteiro. — Typ. and Sub- 
K. Transvaal. — Lydenburg District {T. Ayres. — Typ. and |Yar. A.). 
Limpopo River {F, C. Selous). 
11. Other African Regions. 
A. South Tropical. 
a. Western Coast. — Damaraland (/. A. Bell. — Typ.). 
h. Eastern Coast. — " Querimba." — Hopffer. — Sub-typ. and Var. A. 
" Mombasa." — Staudinger. 
hi. Eastern Interior. — Lotsani River, Tchakani Vley, andTati {F. 0. 
Selous. — Typ.). Makloutse River (J. L. Fry. — Typ.). Zam- 
besi (Bev. H. i?ow%.— Typ.);— "Tette."— Hopffer. 
B. North Tropical. 
hi. Eastern Interior. — " Abyssinia."— Reiche. " Shoa {Anti?iori).'^ 
— Oberthiir. 
Genus COLIAS. 
Colias, Fabricius, " Uliger's Mag., vi. p. 284 (1807)." 
,, Latreille, Enc. Meth., ix. p. 10 (18 19). 
Eurymus, Swainson, Zool. Illustr., 2nd Ser., ii. pi. 60 (1831-32). 
Colias, Boisduval, Sp. Gen. Lep., i. p. 633 (1836). 
5, Doubleday, Gen. D. Lep., i. p. 72 (1847). 
„ Trimen, Rhop. Afr. Aust., i. p. 70 (1862). 
„ (revision), Elwes, Trans. Ent. Soc, Lond., 1880, p. 133, and 
1884, p. I. 
Imago. — Head of moderate size, scaly, densely clothed v^ith hair, 
especially front ally, where there is a large projecting tuft ; palpi rather 
short, compressed, densely scaled, clothed beneath with moderately long 
fine hairs ; basal and middle joints about equal in length, terminal 
joint extremely small and short, not acute ; aiitennce short, stout, 
straight, with a very gradually formed cylindrical club, truncate at tip. 
Thorax rather stout, densely clothed with hair, which is long and 
silky above (especially posteriorly). Fore-wings rather truncate ; costa 
almost straight beyond basal curve ; apex marked, but not acute ; 
costal nervure very stout, ending considerably beyond middle ; subcostal 
nervure four-branched, — first nervule long, given off not far beyond 
middle of discoidal cell, — second not so long, given off at, or a little 
(or, rarely, a good way) beyond, extremity of discoidal cell, — third 
short, ending on costa just before apex, — fourth short, ending on hind- 
niargin a little below apex ; upper radial united to subcostal nervure, 
