8. RHIZOTHERA. 183 



scapulars, rump, and upper tail-coverts, which are vermiculatcd 

 with palo buff aud black. More of the primaries (about seven) 

 have the large buff patch on the inner web ; and all the feathers 

 of the chest and underparts have the basal two thirds mostly dark 

 chestnut, while the shaft-stripe is little more than a moderately 

 large white triangular spot situated at the extremity of each 

 feather. 



Younr/er specimens have the scapulars, secondaries, rump, upper 

 tail-coverts, and tail barred with buff edged with black ; primaries 

 blotched and mottled with buff to the extremities. 



Hab. East Africa : from Mamboio northwards to Kilimanjaro, 

 Teita district ; and Somali Land. 



a, b. (S ^ ad. sk. Kilimanjaro. F. J. Jackson, Esq. [P.]. 



c,d. S2 ad. sk. Useri River, July. II. 0. V. Hunter, Esq. 



[P.]. 

 e,f. (S ? imm. sk. Teita District, Julv. Dr. R M. Hildebrandt 



[C.]. 

 g. <S ad.sk. Mamboio (*S'(r</. ^( /-A-). Shelley Coll. 



/*. $ ad. sk. Somali Land. Lieut. H.E. Barnes [P.]. 



8. EHIZOTHERA. 



Type. 

 Rhizothera, Gray, Lint Gen. B. 2nd ed. p. 79 (1841); 



id. Gen. B. iii. p. .50-5 (1846) K. longirostris. 



Tail with 12 feathers, rather more than half the length of the 

 wing. 



1st primary equal to the 10th, Gth slightly the longest. 



Tarsi longer than middle toe and claw, and provided in both 

 sexes with a pair of short stout spurs. Claws moderate, slightly 

 curved. 



WiiKje. Southern part of the Malay Peninsula, Sumatra, and 

 Borneo. 



1. Rhizothera longirostris. 



Perdix longirostris, Temm. I'iq. et Gall. iii. pp. 323, 721 (1815) 



[Sumatra]; Vieill. N. Diet, 'd'llist. Nat. xxv. p. 237 (1817); id. 



Tabl. Encycl. M6th. i. p. 368 (1823). 

 Francolinus longirostris, Stcph. in Shaw'g Gen. Zool. xi. p. 317 (1819) ; 



Grai/, III. Ind. Zool. ii. pi. 4"). fig. 2 (1833-34) ; Gray, Gen. B. iii. 



p. oUU ( 1846) ; Gray, List Gnllince Brit. Mm. p. 53 (1867) ; Schaeck, 



M6m. Soc. Zool. Fr. iv. p. 312 (1891). 

 Tetrao curvirostris, Eq^. Trans. Linn. Soc. xiii. p. 323 (1822) 



[Sumatra]. 

 Long-billed Partridge, Lath. Gen. Hist. viii. p. 282 (1823). 

 Curve-billed Partridge, Lath. Gen. Uist. viii. p. 279 (1823). 

 Illiiztithera longiro.-;tris, Grat/, List Gen. 2i. p. 70 (1841); id. 



ILnid-l. B. ii. ]). 266, no. 9686 (1870) ; Wald. Ibis, 1872, p. 383 



[Busan and Marup, N. Borneo] ; Salvad. Ucc. Borneo, p. 310 



(1874) ; Kelham, Ibis, 1882, p. 4 [Perak]; Everett, List B.Borneo, 



p. 199 (1889) [Borneo]. 

 Rhi/.othera curvirostris, Blyth, Cat. B. Mus. As. Soc. p. 252 (1849) 



[Malacca]. 

 Ortygomis longirostris, Beichenb. Syst. Av. pi. xxviii. (1852). 



