78 SYNONYMY AND CHARACTERS OF S. SIALIS 



194 (Black Hills).— May?t. Pr. Bogt. Soc. xiv. 1872, 35B.— Scott. Pr. Boat. Soc. xv. 1872, 

 221.— rrooti, Am. Nat. vi. 1872, 173 (a\bwo).—May7i. B. Fla. 1872, 23.—Coues, Key, 1872, 

 76.— Gund. J. f. O. 1872, 409 (Cnba). —Purdie, Am. Nat. vii. 1873, 603. — Trippe, Pr. 

 Bost. Soc. XV. 1S73, 234. — ««V?^. Bull. Essex Inst. v. 1873, 179 (Colorado).— i/err. Am. 

 Nat. viii. 1874, 8.—Ooues, BNVV. 1874, l3.—Bd.Br.{fRy.'SAB.i.t81i, 62, fig. pi. 5, 

 f. 2.— Brew. Pr. Bost. .Soc. xvii. 1875, 438. 



LllSCinia sialic, Giebel, Vogel, 1860, 41, flg. 94. 



Srialia SCialis, Le Maine, Oi«. Canad. 1861, 202. 



Sialia WilSOUii, "Su>. Zool. Joum. iii. 1827, 173 ".—Peab. Rep. Orn. Mass. 1839. 3\6.— Burnett, 

 Pr. Bost. Soc. iv. 1851, 116.— Gabot, Naum. ii.Heft iii. 1852, m. — Thomps. NH. Vermont, 

 1853, 85, 6g.— lVoodh. Sitgreave's Rep. 1853, 68.— Hoy, Pr. Phila. Acad. vi. 1853, 313.— 

 Read, Pr. Phila. Acad. vi. 1853. 399.— Kenriic. Tr. lUiiioiw Agric. Soc. i. 1855, 583.— Prat- 

 ten, Tr. Illinois Agric. Soc. i. 1855, 603.— Haym. Pr. Phila. Acad. viii. 1856, i>9Q.— Bland, 

 Smithsou. Rep. for 1858, 1859, 287 (Bermuda).— fr<7iis, Smilhson. Rep. for 1858, 1859, 

 212 (Nova Scotia).— Hoy, Smithson. Rep. for 1864, 1865, 438.— [Ohittenden,] Am. Nat. v. 

 1871, 1G7. 



Erythaca (Sialia) wllsoiill, 5. \ R. PBA. ii. 1831, 210. 



Sialia Wilsoui, Bp. C. & GL. 1838, 16.—Puln. Pr. Esa. Inst. i. 1856, 208.— 5cZ. PZS. 1856, 293 

 {Cordova).— Kneel. Pr. Po^t. Soc. vi. 1857, 233.— Max. J. f. O. vi. 1858, 120.— Scl. PZS. 

 1858, 297 (Parada).— 5cZ. PZS. 1859, 362 (Xalapa).- 5c2. PZS. 1859, 371 (Oaxaca).— 5. .^5. 

 Ibis, i. 1859, 8 (Guatemala).— Afarterts, J. f. O. 1859, 213 (Bermuda).- TayZ. Ibis, ii. 1860, 

 110 (Honduras).- 5. {,■ S. Ibis, ii. 1860, 29 (Guatemala) —Owen, Ibia, iii. 1861, 6U (Guate- 

 mala, breeding). 



Sialia Wilsonla, IFailes, Rep. Mississippi, 1854, 319. 



Sialia azurca, Sw. Philos. Mag. l. 1827, 369.— Bd. Rev. AB. 1864, 62 (Mexico).— SumzcA. 

 .Mem. Bost. Soc. i. 1869, 544 (Vera Cruz). 



Rubeciila carollnensis, Briss. Orn. iii. 423. 



Blue-backed Red-breast Warbler, Penn. AZ. li. 1785, 398, no. 281. 



Rouge-gorge blcue de la Caroline, Buff. "v. 212" ; PE. 390, f. l, 2, 



Blaue Rotli-Kehlein, Schaeff. 1. c. 



Blaue Sanger, Giebel, 1. c. 



Fuuvette bleuc et rousse Le iioine, 1. c. 



Bluebird, Cates, Car. i. 47, pi. 47. 



Blue Redbreast, Edw. Birds, pi. 24. 



Blue Warbler, Lath. Syn. ii. pt. ii. 1783, 446, no. 40. 



Coniuiou Bluebird, Eastern Bluebird, Wilson's Bluebird, American Bluebird, Red- 

 breasted Bluebird, Vnls'. 

 Hab. — Easteru United States, Canada, and Nova Scotia. West to the bor- 

 ders of Montana and Wyoming (Milk River, Cooper ; Black Hills, Holden) ; 



and the Rocky Mountains of Colorado and New Mexico. Bermudas. Cuba. 



Mexico (with iS. " azurea"). South to Guatemala. Breeds throughout its 



range. Winters in the Southern States. 



Ch. sp. — S Asurea, suhtiis castanea^ ventre albo, rostro pedi- 

 husqiie nigris. 9 Fuscoccerulea, alls cauddque ccvrulescentibus, 

 ii\fra pallidb rufa, ventre albo. 



$, in full plumage: Rich azure-blue (clear cobalt), the ends of the wing- 

 quills blackish ; throat, breast, and sides of the body deep chestnut ; belly 

 and crissum white or bluish-white. The blue extends around the head on 

 the sides and often fore part of the chin, so that the chestnut is frequently 

 cut off from the bill. Length, (3^-7 ; extent, 12-13 ; wing, 3|-4 ; tail, 2|-3. 



^, in winter, fall, and in general when not fuU-plumaged : Blue of the 

 upper pjirts interrupted by reddish-brown edging of the feathers, or obscured 

 by a general brownish wash. White of belly more extended ; tone of the 

 other under parts paler. In many eastern specimens, the reddish-brown 

 skirting of the feathers of the back blends into a decided dorsal patch ; and 



