6' z 



z) 



TUKDUS DUBIUS. 



(DUSKY THRUSH.) 



Turdus dubius, Bechst. Gemeinn. Naturg. Deutschl. iv. p. 240, pi. v. h (1795). 



Turdus fuscatus, Pall. Zoogr. Rosso-As. i. p. 451 (1811). 



Turdus eunomus, Temm. PI. Col. 514 (1831). 



Tardus naumannii, Temm. Man. d'Orn. ed. 2, iv. p. 604 (1840, nee i. p. 170). 



Turdus fuscatus, C. L. Brehm, Vogelfang, p. 161 (1855). 



Cychloselys dubius (Bechst.), Bonap. Cat. Parzud. p. 5 (1856). 



Cychloselys fuscatus (Pall.), Bp. ut supra (1856). 



Planesticus fuscatus (Pall.), Blyth, Ibis, 1866, p. 376. 



Drost-chernosoboy, Russian. 



Figure notabiles. 

 Gould, B. of Eur. pi. 79 ; id. B. of Asia, pt. iv. ; Temm. I. c. ; Pallas, /. c. ; Naumann, Vog. 

 Deutschl. pi. 359; Fritsch, Vog. Eur. taf. 20. fig. 10; Bree, B. of Eur. 2nd ed. ii. pi. 

 to p. 40. 



3 ad. pileo et nucha nigricantibus, pilei plumis inconspicue cinereo-cervino inarginatis : nucha, dorso et tec- 

 tricibus alarum minoribus latius griseo fulvido marginatis, uropygii plumis et supracaudalibus ferru- 

 gineo marginatis : remigibus nigro-fuscis, primariis vix cei'vino, et secundariis conspicue fen'ugineo 

 marginatis : stria superciliari albida, fere ad nucham products, : capitis lateribus nigricantibus, cervino 

 notatis : gula cervino-albida, lateraliter nigro notata : gutture, pectore et hypochondriis nigris, his 

 conspicue et illo vix albo marginatis : abdomine albo : subcaudalibus fulvidis et fuscis, conspicue albo 

 marginatis : Cauda supra et subtus nigricante : alis subtiis sicut in Turdo naumanni coloratis : rostro 

 nigricante, ad basin flavido : pedibus pallide brunneis : iride fusca. 



5 ad. mari similis sed coloribus sordidioribus. 



Juv. corpore supra pallidiore et brunnescentiore quam in adulto : remigibus secundariis pallide rufescente 

 cinereo marginatis : cauda suprk et subtus nigricante : corpore subtus albido : gula et gutture lateraliter 

 fusco guttatis, et pectore conspicue eodem colore notato et vix cervino lavato : hypochondriis fusco 

 notatis. 



Adult Male (Yedo, Japan). Crown and nape blackish, the feathers narrowly margined with greyish buff; 

 nape, back, and lesser wing-coverts more broadly margined with warm greyish brown, giving the upper 

 parts a mottled appearance ; rump and upper tail-coverts margined with deep fox-red ; quills blackish 

 brown, the primaries narrowly edged with warm buff, the secondaries and larger wing-coverts broadly 

 margined with bright foxy red ; tail blackish ; sides of the head blackish, slightly marked with buff, a 

 broad whitish stripe from the centre of the eye above, carried far behind ; throat buffy white, on the 

 sides spotted with black; lower throat, breast, and flanks black, the feathers on the former narrowly 

 edged with white, and on the last broadly margined with that colour; abdomen white; under tail- 



3n 



