42 BULLETIN 50, UNITED STATES NATIONAL MLTSEUM, 



Tardus (Hylocichla) nanus Coues, Proc. Ac. Nat. Sci. Phila., xviii, 1866, 65 (Fort 



Whipple, Arizona). 

 Hlylocichla] nanus Ridgway, Proc. Ac. Nat. Sci. Phila., 1869, 127, in text, part. 

 [Turdus pallasii.] Var. nanus Coues, Key N. Am. Birds, 1872, 72, part. 

 Turdus pallasi . . . var. nanus Coues, Check List, 1873, no. 46.— Henshaw, 



Rep. Orn. Spec. Wlieeler's Surv., 1874, 96 (Bowie, Arizona, Oct. 19-Nov. 5); 



Zool. Exp. \V. 100th Merid., 1875, 146 (do.), 

 f Turdus pallasii] var. nanus Ridgway, Bull. Essex Inst., v, Nov. ,'1873, 170, in text 



(Wahsatch Mts., Utah, autumn). 

 Turdiis pallasi, var. nanus Baird, Brewer, and Ridgway, Hist. N. Am. Birds, i, 



1874, 20, part; iii, 1874, 499 ( T. nanus of Cooper stated to l)e T. ustulatus). 

 [Turdtis pallasi] h. nanus Coues, Birds Northwest, 1874, 3, part (synonymy). 

 I Turdus {Hylocichla) pallasi] b. nanus Coues, Birds Col. Val., 1878, 21, part. 

 Turdus pallasi nanus Ridgway, Bull. Essex Inst., vii, 1875, 22 (upper Humboldt 



Valley, Nevada, Sept.).— Hartlaub, Journ. fiir Orn,, 1883, 269 (Portage Bay, 



Alaska). 

 Hylocichla aonalaschkse auduboni (not Turdus auduboni Baird) Grinnell (J.), 



Birds Pacific Slope, Los Angeles Co., 1898, 51 (see Condor, iv, 1902, 17). t» 

 T[urdus] pallasii Cabanis, in Wiegmann's Archiv. fiir Naturg., 1847 (i), 205, part 



(based on Turdus guttatus Cabanis, in Tschudi's Fauna Peruana, Aves, 187, 



footnote, based on Turdus aonalaschkse Gmelin, Muscicapa guttata Pallas, 



Turdus minor Audubon and Bonaparte, and Merula solitaria Swainson). 



HYLOCICHLA GUTTATA NANA (Audubon). 

 SITKAN DWARF THRTJSH. 



Similar to //. g. guttata but coloration darker and browner, the 

 color of back, etc., more sepia brown, upper tail-coverts more russet, 

 tail more chestnut, and spots on chest larger and darker. 



Adult male. —Lengih (skins), 144-160 (151.3); wing, 84-90 (86.8); 

 tail, 63.5-68 (65.5); exposed culmen, 11.5-13 (12.2); tarsus, 28-29.5 

 (28.8); middle toe, 16.5-17.5 (16.8).« 



AduJt female. —Length (skins), 145-156 (150); wing, 82-87.5 (84.4); 

 tail, 61.5-67.5 (63.9); exposed culmen, 12-13.5 (13.1); tarsus, 

 28.5-29.5 (29); middle toe, 15.5-18 (16.6).^ 



Breeding in coast district of Alaska south of Cross Sound and 

 British Columbia (including Queen Charlotte islands) — probably also 

 to western Washington and Oregon; in winter southward to Cali- 

 fornia (Redwood City; Humboldt Bay; Oakland; Sacramento; 

 Riverside; San Bernardino, etc.), more rarely to Arizona (Santa 

 Catalina Mountains, October 30; Huachuca Mountains, April 6; 

 Fort Vtrde, November 9; Tucson, January 17) and New Mexico 

 ("Mimbres to Rio Grande"). 



(?) Turdus soUtarius (not of Wilson nor Linnaeus) Ornithological Committee, 



Journ. Ac. Nat. Sci. Phila., vii, 1837, 193 (Columbia R.). 

 Turdus minor (not of Gmelin) Audubon, Birds Am., iv, 1838, pi. 419, fig. l.c 



a Ten specimens, 

 ft Eight specimens. 



c See Coues, Birds Col. Val., 1878, 24; Osgood, Auk, xviii, 1901, 184, 185; Brewster, 

 Bull. Mus. Comp. Zool., xli, no. 1 ("Birds of the Cape Region"), 1903, 213, 214. 



