6. EKITHACTJS. 297 



Northern Turkestan, and South-western Siberia. It passes through 

 North-eastern Africa on migration, and doubtless winters some- 

 where in the interior. 



a. Juv. sk. Europe. Purchased. 



6. cjad.sk. South Sweden, July 4, 1873. J. Meves, Esq. [C.l. 



c. Juv. sk. South Sweden, June 29, 1872. J. Meves, Esq. [C.]. 



d. $ ad. sk. SkSne, July 6, 1874 (J. Meves). R. B. Sharpe, Esq. [P.]. 



e. Ad. sk. Persia. Purchased. 



3. Erithacns golzii. 



Syl'^'ia hiscinia {Lhm^, apud Menetr. Cat. Mais. Cauc. p. 3.3 (1832), 



apud Nordm. Demid. Voy. Russ. merid. iii. p. 137 (1840). 

 Lusciok luscinia (Linn.), apud Filippi, Viayg. Pers. p. 347 (1865). 

 Lusciola golzii, Cah. Journ. Orn. 1873, p. 79. 

 Luscinia hafizi, Severtz. Turkest. Jetotn. p. 120 (1873) ; Blanf. Ibis, 



1N74. p. 80. 

 Lusciuia philomela {Bechst.), apud Severtz. Turkest. Jevotn. p. 120 



(1873). 

 Lusciola luscinia (Linn.), ^. hafizi (Severtz.), Dresser, Ibis, 1875, 



p. 341. 

 Lusciola luscinia (Linn.), y. philomela (Bechst.), apud Dresser, His, 



1875, p. 341. 

 Daulias hafizi (Severtz.), Blanf. Hast. Pers. ii. p. 169 (1876). 



In coloration this species is intermediate between the two pre- 

 ceding species, beiug slightly more olive than E. luscinia and 

 slightly more russet than E. philomela. In its wing-formula it re- 

 sembles the former species, but maj' easily be distinguished from 

 either by its slightly longer bill and much longer tail. Bill dark 

 brown above, pale horn-colour below ; rictal bristles nearly obsolete. 

 Wing with the third and fourth primaries nearly equal and longest, 

 second primary about equal to the fifth, bastard primary' 0-65 to 

 Ooo inch ; outside tail-feathers 0-3 inch shorter than the longest. 

 Legs, feet, and claws brown. Length of wing 3"8 to 3-3 inches, tail 

 3-32 to 2-95, culmen 0-7 to 0-GG, tarsus 1-1 l:o 1-0. 



The se.ves are alike. Birds of the year and young in first plumage 

 are unknown. 



The Persian Nightingale breeds in the cultivated districts of 

 Turkestan and Western Persia, extending its range into the Cau- 

 casus. Its winter quarters are unknown. 



a. Ad. sk. Persia. Charles Darwin, Esq. [P.]. 



6. c? $ ad. sk. Shiraz, Persia. Col. St. John [C.]. 



4. Erithacus sibilans. (Plate XYII.) 



Larvivora sibilans, Swinhoe, P. Z. S. 1863, p. 292; id. P. Z. S. 1871 

 p. .358; David vt Oust. Ois. Chine, p. 239 (1877). ' 



Ruticilla sibilans (Sicinh.), Gray, Hand-l. B. i. p. 222. no. 3178 

 (1869). 



? Lusciola akahige, Temm. apud Hume, Ibis, 1871, p. 31. 

 PRubicula atrahige (Temm.), apud Hume, Ibis, 1871, p. 31. 



