744 BULLBTITT 50, UNITED STATES NATIONAL MUSEUM, 



Central United States, from Minnesota, South Dakota, Nebraska, 

 and Kansas to Nevada, southeastern Oregon, Wyoming, and Mon- 

 tana, north to central Alberta; northwestern Iowa in winter. 



Bubo virginiana (not Strix virginiana Gmelin) Cassin, lUustr. Birds Calif., 

 Tex., etc., 1854, 177, part*; in Baird, Rep. Pacific R. R. Surv., ix, 1858, 49, 

 part (Ft. Union; Medicine Bow Creek, Wyoming). — Baird, Cat. N. Am. 

 Birds, 1859, no. 48, part.— Coopek, Om. Calif., 1870, 418, part. 



[Buho] virginianus Gray, Hand-list, i, 1869, 43, no. 442, part. — Cottes, Key N. 

 Am. Birds, 1872, 202, part. 



[Buho virginianus.^ Var. aretimis (not Buho arclicus Swainson) Coites, Key N. 

 Am. Birds, 1872, 202, in text, part. 



Buho virginianus . . . var. arctieus Cottes, Check List, 1873, no. 317a, part. — 

 RiDGWAT, Bull. Essex Inst., v, 1873, 185 (Colorado). 



[Buho virginianus] c. arctieus Coues, Birds Northwest, 1874, 301, part (in syn- 

 onymy). 



Bubo virginianus, var. arctieus Ridgway, in Baird, Brewer, and Ridgway, Hist. 

 N. Am. Birds, iii, 1874, 60, 64, part. — ^Hbnshaw, Ann. Lye. N. Y., xi, 1874, 

 9 (Utah). 



Bubo virginianus arctieus Ridgway, Bull. Essex Inst., vii, Jan., 1875, 13 (Caison, 

 Nevada). — Coues, Check List, 2d ed., 1882, no. 463, part. ■ 



B[ubo] v[irginianus] arctieus Coues, Key N. Am. Birds, 2d ed., 1884, 504, part. 



Bubo virginianus, /?. subarctieus (not Buho suharctieus Hoy) Ridgway, Field and 

 Forest, ii, June, 1877, 209 (Colorado). 



[Bubo virginianus] fi. subarctieus Ridgway, Om. Fortieth Parallel, 1877, 572 

 (Carson, Nevada, breeding; City of Rocka, s. Idaho). 



Bubo virginianus subarctieus Ridgway, Proc. U. S. Nat. Mus., iii, 1880, 191, part; 

 Nom. N. Am. Birds, 1881, no. 405a, part. — American Ornithologists' 

 Union, Check List, 1886 (and 2d ed., 1895), no. 375o, part. — Beckham, Auk, 

 ii, 1885, 143 (Pueblo, Colorado).— Goss, Auk, iii, 1886, 114 (Rawlins Co., 

 Kansas, Oct. 29, 1885).— Bbndire, Life Hist. N. Am. Birds, (i), 1892, 383, 

 part. — Cooke, Birds Col., 1897, 79 (resident). 



B[ubo] virginianus subarctieus Ridgway, Man. N. Am. Birds, 1887, 263, part. 



Buho virginianus ocddentaUs Stone, Auk, xiii, April, 1896, 155 (Mitchell Co., 

 Iowa, winter spec; coll. Ac. Nat. Sci. PhOa.). — American Ornithologists' 

 Union Committee, Auk, xiv, 1897, 132 (crit.; not admitted to Check List). 



B[ii&o] virginianus ocddentaUs Stone, Auk, xiii, 1896, 156 (diagnosis). 



Asio magellanieus oceidentalis Oberholser, Proc. U. S. Nat. Mus., xxvii, Jan. 22, 

 1904, 191 (monogr.). 



Bubo virginianus pallescens (not of Stone) Cooke, Bull. 44, Col. Agric. Exp. Sta., 

 1898, 161 (Colorado). — American Ornithologists' Union Committee, Auk, 

 xviii, 1901, 300, part; Check List, 3rd ed., 1910, 175, part. — Larsen, Wilson 

 Bull., no. 60, 1907, 114 (Lyman Co., South Dakota). — Cameron, Auk, xxiv, 



1907, 268 (Custer Co., Montana, resident; habits). — Rockwell, Condor, x, 



1908, 14-17 (Colorado; nesting habits, etc.).— Visher, Auk, xxvi, 1909, 148 

 (Behrens, w. South Dakota); xxviii, 1911, 11 (Harding Co., South Dakota, 

 resident).— Stansill, Auk, xxvi, 1909, 394 (centr. Alberta).- Warren 

 (E. R.), Auk, xxvii, 1910, 146 (Chaffee Co., Colorado); Condor, xiii, 1911, 

 153, fig. 42 (Delta Co., Colorado; habits, etc.). — Brooks and Cobb, Auk, 

 xxviii, 1911, 468 (near Birch Lake, s. Alberta, Oct., Nov.). — Saunders, 

 Condor, xiv, 1912, 26 (Powell Co., Montana). 



[Bubo] pallescens Sharpe, Hand-list, i, 1899, 282, part. 



Asio v[irginianu^] pallescens Stone, Auk, xx, July, 1903, 275, part. 



