BIEDS OP NORTH AND MIDDLE AMERICA. 697 



Mountain; GreybuU) to central Colorado (Denver; Berthoud; Love- 

 land; Colorado Springs; Estes Park; Gold Hill, Boulder County; 

 Fort Collins; Larimer County; Adams County; Wet Mountains; 

 Dry Willow Creek, Yuma County). 



Scops ado (not Strix asio LinnseuB) Ridgwat, Bull. Essex Inst., v, 1873, 185 (Colo- 

 rado). 



Scops asio, e. masywelKss Ridgway, Field and Forest, ii, no. 11, May, 1877, 210, 

 213 (Boulder, Colorado; type now in coll. U. S. Nat. Mus.). 



[Scops asio] e. mamJoelUx Ridgway, Proc. U. S. Nat. Mus., i, 1878, 106, 107, 114 

 (monogr.). 



Scops asio maxwelliseALhKti, Bull. Nutt. Orn. Club, v, April, 1880, 90. — Ridgway, 

 Proc. U. S. Nat. Mus., iii, 1880, 191; Norn. N. Am. Birds, 1881, no. 402c. 



Scops maxwellise Ridgway, Field and Forest, ii, May, 1877, 214, in text. — Gubney, 

 Cat. Birds of Prey, 1894, 38. 



[/Scops] maxwelUx Shaepe, Hand-list, i, 1899, 289. 



Scops agio waxwellx Ooubs, Check List, 2d ed., 1882, no. 467. — Brewster, 

 Bull. Nutt. Orn. Club, vii, 1882, 83 (geog. range). 



<S[cops] alsiol maxwellx Coues, Key N. Am. Birds, 2ded., 1884,506. 



Megascops asio maxwelliss Stejnegbr, Auk, ii, April, 1885, 184. — ^American 

 Ornithologists' Union, Check List, 1886 (and 2d ed., 1895), no. 373e. — 

 Bendire, Auk, vi, 1889, 298 (geog. range; breeding habits; descr. nest and 

 • eggs); vii, 1890, 91 (Gold Hill, Boulder Co., Colorado; food); Life Hist. N. 

 Am. Birds, (i), 1892, 363, pi. 12, fig. 10.— Hasbrouck, Auk, x, 1893, 251, 256 

 (geog. range).— Lowe, Auk, xi, 1894, 268 (WetMts., Colorado, 7,800 ft.).— 

 Cooke, Birds Col., 1897, 78 (foothills to about 6,000 feet; breeding at Denver, 

 Boulder, and Loveland); Bull. 44, Col. Agric. Exp. Sta., 1898, 160 (Colorado 

 Springs in winter only). — Cameron, Auk, xxv, 1908, 56 (Butte Co., Montana, 

 breeding). 

 M[egascops] asio maxwellix Ridgway, Man. N. Am. Birds, 1887, 262. 

 Megascops asio maxwellx Rockwell, Condor, ix, 1907, 140[-145], cuts (n. e. 

 Colorado; range, breeding habits, etc.). 



Oius alsio] maxwelliss Stone, Auk, xx, July, 1903, 275. 



Otes asio TnoaweZfe Metz, Condor, x, 1908, 143-145 (n. Wyoming; nesting habits; 

 4 cuts).— Smith (H. G.), Auk, xxv, 1908, 185 (Dry Willow Creek, Yuma Co., 

 Colorado). — American Ornithologists' Union Committee, Auk, xxv, 

 1908, 372; Check List, 3d ed., 1910, 173.— Hersey and Rockwell, Condor, 

 xi, 1909, 118 (Adams Co., Colorado, resident). — Henderson, Univ. Colo. 

 Stud. Zool., vi, 1909, 230 (Plains and lower mountain district of Colorado, up 

 to 9,000 feet).— Cooke, Auk, xxvi, 1909, 412 (Dry Willow Creek, Yuma Co., 

 Colorado, breeding). — Saunders, Auk, xxviii, 1911, 37 (Bridger Canon, 

 Gallatin Co., Montana, July). — Widmann, Auk, xxviii, 1911, 312 (Estes 

 Park, Colorado, July). 



OTUS ASIO MACFARLANEI (Brewster). 



MAC FARIANE'S SCREECH OWL. 



Larger and very much darker than 0. a. maxweUise; similar in 

 coloration to 0. a. hendirei but much larger. 



Adult male.— Length (skins), 225-250 (234); wing, 170-187.5 

 (177.7); taU, 78-90.5 (86.1); cuLnen, from cere, 14.5-15.5 (15.1).» 



^ 3 Eight specimens. 



