BIRDS OP NORTH AND MIDDLE AMERICA. 781 



/. Color of back, etc., decidedly grayish brown (grayish hair brown to bister 

 or grayish BnufE brown). 

 g. Smaller (wing averaging less than 88 in male, less than 94 in female). 

 h. Tail longer (averaging 63 in male, 61.5 in female); brown throat- 

 band less distinct (?). (Southern Lower California.) 



Glaucidium gnoma hosklnsii (p. 788). 

 M. Tail shorter (averaging 59.2 in male, 59.4 in female); brown throat- 

 band more distinct (?). (Northern and central Mexico.) 



Glaucidium gnoma gnoma (p. 785). 

 gg. Larger (wing averaging 90 or more in males, more than 95 in females). 

 h. Color of upper parfa grayer (back, etc., grayish hair brown); lai^er 

 (wing averaging 95.4 in male, 101.2 in female). (Rocky Moun- 

 tains of United States, from Arizona and New Mexico to Montana.) 

 Glaucidium. gnoma pinicola (p. 789). 

 hh. Color of upper parts browner (back, etc., broccoli brown to light 

 bister or grayish snuff brown); smaller (wing averaging 93.6 in 

 male, 95.7 in female). (California, except northern coast dis- 

 trict, and northward to interior of British Columbia.) 



Glaucidium gnoma califomioum (p. 790). 

 JJ. Color of back, etc., decidedly brown to deep brown or rufescent brown. 

 g. Color of upper parts lighter and more rufescent brown (back, etc., 

 snuff brown to verona brown). 

 h. Smaller (wing averaging 87.4 in male, 93.7 in female). (Mexico.) 



Glaucidium gnoma gnoma, rufescent phase (p. 786). 

 Ml. Larger (wing averaging 93 in male, 95.6 in female). (Coast district, 

 from San Francisco Bay to southern British Columbia.) 



Glaucidium gnoma grinnelU (p. 791^. 

 gg. Color of upper parts darker and more sooty brown (back, etc., dark 

 bister to warm sepia). (Wing averaging 90 in male, 93.7 in female.) 

 (Vancouver Island, British Columbia.) 



Glaucidium gnoma swarthi (p. 793). 



ee. Stripes on under parts light brown, relatively broader; smaller, with 



relatively shorter tail (tail 54 in male, 55 in female) ; feathering of tarsus 



shorter, ending abruptly above base of toes. (Southwestern Mexico, 



in State of Guerrero and Territory of Tepic.) 



Glaucidium palmarum (p. 793). 

 cc. Back neither spotted nor barred (uniform brown); sides of breast plain brown; 

 tail with only four transverse series of white spots. (Olauddium pumilum.) 

 d. General coloration more rufescent, especially stripes on under parts. (South- 

 ern Brazil to British Guiana.) 



Glaucidium pumilum pumilum (extralimital).'' 

 dd. General color less rufescent. (Panama to Guatemala.) 



Glaucidium pumilum giiseiceps (p. 795). 



a Strix pumila Lichtenstein, Verz. Savigeth. Vog. K. Univ. Berlin, 1818, 28 (Brazil; 

 no descr., but cites "Cahuri Azara Chouette LeVaill[ant]"); Temminck, Planch. 

 Col., ii, livr. 7, Feb., 1821, pi. 39 and text (Paraguay; Brazil). — "L" ie. S[tTix] pumila 

 Lichtenstein, Verz. Doubl., 1823, 60 (Bahia and S§,o Paulo, Brazil; description; coU. 

 Berlin Mus.). — Noctua pumila Stephens, Shaw's Gen. Zool., xiii, pt. 2, 1826, 68. — 

 A[thene\ pumila Gray, Gen. Birds, 1, 1845, 35. — Gl[aucidium] pumilum Eaup, Jar- 

 dine'a Contr. Om., 1852, 103 (monogr.). — Glaucidium pumilum Kaup, Trans. Zool. 

 Soc. Lend., Iv, 1859, 202 (monogr.; habits); Burmeister, Syst. Ueb. Th. Bias., ii, 

 1856, 144; Ridgway, Proc. Bost. Soc. N. H., xvi, 1873, 97, part (monogr.); Ibis, 

 1876, 16, part (crit.); Sharpe, Ibis, 1875, 40, 56, pi. 2, fig. 1 (monogr.); Cat. Birds 

 Brit. Mus., Ii, 1875, 198; Salvin, Ibis, 1886, 72 (Camacusa, Brit. Guiana); Allen, Bull. 

 Am. Mus. N. H., ii, 1889, 266 (as to type of Strix minutiswma Maximilian). — G[lauci- 



