AVES : APPENDIX. 



151 



head with age, S, milvipes appears to get darker on the crown, and the barred appearance on 

 the back and tail readily distinguishes adult birds. Young individuals are more difficult to 

 distinguish, but those of H. saker are generally more uniform and those of H. milvipes exhibit 

 a tendency to become barred. 



The following is a list of the specimens of H, milvipes at present in the British 

 Museum : — 



a. Ad. sk. 



h, 6 ad. sk. 



c. 2 imm. sk. 



d. Ad. sk. 



e. Imm. sk. 

 /. $ ad. sk. 

 ;^. Ad. sk. 



h, i, k, Juv. sk. 

 I. Ad. sk. 

 m. Juv. sk. 

 n. 2 Ad. sk. 



Quetta. 



Kitchik Yailakj Yarkand, Sept. 14. 



Yarkand, Feb. 26, 1875 (J. Scully) 



Ladak {Strachey). 



N.W. Himalayas. 



Umballa, Feb. 1867 {Dr. Scott), 



Nepal. 



Nepal. 



Tibet, March 1876 {L. Mandelli). 

 Tibet, May 1875 (L. Mandelli), 

 Koko-nur [N. Prjevalsky), 



Sir O. St. John [P.]. 

 Dr. G. Henderson [C.]. 

 (Type of F. hendersoni). 

 Hume Coll. 

 India Museum. 

 Capt. Pinwill [P.]. 

 Tweeddale Coll. 

 Hodgson Coll. (Type of 



Falco milvipes,) 

 Hodgson Coll. 

 Hume Coll. 

 Hume Coll. 

 Seebohm Coll. 



Explanation oe the Plates of H, saker. 



Plate XVI. 



XVII. 

 XVIII. 



XIX. 



Fig. 1. $ juv., Lahore, Dec. 13 (C. H. T. Marshall). 



2. ? juv., Sirsa district, Cold Season, 1870-71. 

 $ imm., 2nd year, Sirsa district, Jan. 11, 1871. 



Fig. 1. ? imm., 2nd year, Sirsa district, Oct. 29, 1870. 



2. c? ad., Sirsa district, Nov. 1871. 



Fig. 1. cJ ad., Sirsa district, Oct. 17, 1867. 



2. ? ad., Sirsa district, March 4, 1870. 



2. Scops balli. (Plate XX.) 



EpMaltes balli, Hume, Str. F. i. p. 407 (1873). 



Scops balli, Sharpe, Cat. B. Brit. Mus. ii. p. 100 (1875). 



A full description of the type specimen of S. balli is given in my * Catalogue of Birds.' 

 The left-hand figure has been drawn from the typical example, the right-hand from a 

 somewhat younger bird in the Hume Collection, procured in September 1874, in South 

 Andaman. 



3. Carine pulchua. (Plate XXI.) 



Athene pulchra, Hume, Str. F. i. p. 469 (1873), iii. p. 39 (1875). 



Carine pulchra, Sharpe, Ibis, 1875, p. 258; id. Cat. B. Brit. Mus. ii. p. 140 (1875). 



Por remarks on the differences between this form and C. brama, see the ' Catalogue of 

 Birds ' {L c,). C. pulchra is an inhabitant of Upper Burma. 



