the Banks oj the Lena River. 431 



37. PlCOIDES TRIDACTYLUS, subsp.? 



? ad. Yakutsk, 23. vi. 1903. (No. 131.) 

 The one, female is in too bad condition to decide to which 

 subspecies it belongs. 



38. Iynx torquilla L. 



lynx torquilla Linnaeus, Syst. Nat. ed. x. p. 112 (1758: 

 " Habitat in Europa." Typ. loc. Sweden). 



? ad. Olekminsk on the Lena River, 6. viii. 1903. (No. 

 379.) 



39. MUSCICAPA GRISEISTICTA (Swiull.) . 



Hemichelidon griseisticta Swinhoe, Ibis, 1861, p. 330 

 (Amoy). 



<$ ad. Upper Lena River, 8. vi. 1903. "Legs and bill black." 



(No. 44.) 



40. MUSCICAPA PARVA ALBICILLA Pall. 



Muscicapa albicilla Pallas, Zoogr. Rosso-Asiat. i. p. 462 

 (1831 : Dauria). 



? . Gigalowa, 17. viii. 1903. " Bill, eye, and legs black." 

 (No. 394.) 



41. Pratlncola rubicola maura (Pallas). 

 Motacilla maura Pallas, Reise, ii. Anhang, p. 708. 



? ad. (erroneously sexed "3"). Bulun, 6. vii. 1903. 

 (No. 187.) 



4 c?? juv. Olekminsk, 6. viii. 1903. (Nos. 374,375, 376, 

 378.) 



42. Turdus MUSICUS L. 



Tardus musicus Linnaeus, Syst. Nat. ed. x. p. 169 (1758 : 

 " Habitat in Europse sylvis." Typical locality Sweden, as 

 the diagnosis and first quotation are from ' Fauna Suecica/ 

 189). 



Turdus iliacus auctorum, nee Linnaeus, 1758 ! 



There can be no doubt whatever that Linnaeus in 1758 

 described the Redwing as Turdus musicus. His diagnosis is : 

 " Turdus alissubtus ferrugineis, lineasuperciliorumalbicante." 

 Of Turdus iliacus {= Turdus musicus auctorum, Song-Thrush), 

 he says : " alis subtus flavescentibus " and " linea nulla superci- 



