76 CORTID.K. 



Key to the Sjiecies. 



a. With no white alar speculum. 



a'. Secondaries externally whitish grey like the 

 wing-coverts ; breast entirely orange ; central 

 tail-feathers grey, with black tip I'ufa, p. 7G. 



v. Secondaries black like the rest of the quills ; 

 breast grey ; abdomen and under tail-coverts 

 orange ; tail-feathers all black frontalis, p. 78. 



b. With a distinct white alar speculum. 



c'. Under tail-coverts orange, in strong contrast to 

 the belly, which is ashy grey or white. 

 a". Back orange ; hind heiid and neck pure white 



like breast leiicogastra, p. 79. 



b". Back brown ; hind head and neck grey ; 



breast ashy or brown. 



a"'. Tail black at tip, grey for at least half or 



nearly the whole of its length. 



«*. Larger : tail 8'5-9-4 inches ; belly ashy, 



very little paler than the breast ; upper 



tail-coverts grey himalmjensis, p. 79. 



b*. Smaller: tail 6- 7-7 '7 inches; belly white 

 in contrast to the breast ; iipper tail- 

 coverts whitish also formosa>, p. 80. 



b'". Tail entirely black, or at most with a faint 

 shade of gi'ey near the base of the centre 



tail-feathers sinensis, p. 81. 



d'. Under tail-coverts orange like the abdomen. 

 c". Head brown, with a white occipital patch ; 



centre tail-feathers grey, with a black tip . . occipitalis, p. 81. 

 d'' . Head black, the neck uniform ; tail-feathers 



all uniform bayleyi, p. 82. 



1. Dendrocitta rufa. 



La Pie rousse de la Chine, Sonn. Voy. Lid. ii. p. 186, pi. 106. 



Rufous Crow, Lath. Gen. Syn Siippl. p. 84. 



Grey-tailed Roller, Lath. Gen. Syn. Stippl. p. 86. 



Lanius rufus, Scop. Del. Favn. et Flor. Lisubr. ii. p. 86. 



Corvus rufus. Lath. Lid. Orn. i. p. 161 ; Daud. Traite, p. 245. 



Coracias vagabunda. Lath. Ind. Orn. i. p. 171. 



La Pie rousse, LevaiU. Ois. d'Afr. ii. p. 31, pi. 59. 



Pica rufa, Vieill. N. Diet. d'Hist. Nat. xxvi. p. loO; Steph. Gen. Zool. 



xiv. p. 64 (1826) ; Wagl. Lsis, 1829, p. 760 ; Siindcv. Ann. N. H. 



xviii. p. 168. 

 Pica vagabunda, Vieill. N. Diet. xxvi. p. 121 ; Wagl. Syst. Av. Pica, 



sp. 5 ; Goidd, Cent. Himal. B. pi. 42 ; Gray in Hardw. 111. Lid. 



Zool. i. pi. 25. 

 Dendrocitta vagabunda, Goidd, P. Z. S. 18.33, p. 57, et Tr. Z. S. i. 



p. 89 ; Gray, Cat. Hodgs. Coll. Nepal, p. 101 ; Bp. Consp. i. p. 369. 

 Crypsirhina vagabunda, Swains. Classif. B. ii. p. 266 ; Jerd. Madr. 



Journ. xi. p. 19 ; Blyth, J. A. S. B. xii. p. 932, xiii. p. 389; Hodgs. 



in Gray^s Zool. Misc. p. 84. 

 Crypsirhina rufa. Swains. Classif. B. ii. p. 206 ; Blyth, J. A. S. B. xv. 



p. 30. 

 Dendrocitta rufa, ILirtl. Syst. Verz. p. 63 (1844) ; Bh/th, Cat. B. Mus. 



A. S. B. p. 92 ; Cab. Mus. Hein. Th. i. p. 216 ; Horsf. <§• Moore, 



Cat. B. Mm. E.I. Co. ii. p. 565 ; Jerd. B. Lid. ii. p. 314 ; Gray, 



