198 



Cii. Differing from var. tephrocotis in having no gray on the head, 

 the bill deep black, and the red an intense carmine ; the latter, in high 

 plumaged males, reaches forward, in a strong tinge, to the chin and 

 cheeks. Ilab. Mt. Lincoln, Colorado. Breeding above the timber 

 line, at altitude of about 12,000 feet. (Types, J, No. i)G3, J. A. A.; 

 $, No. 900, J. A. A., Mt. Lincoln, Colorado, July 25, 1871.) 



Ammodromus marilimus, var. nigrescens Ridgway. 



Ch. Brownish black above, the outer edges of the dorsal feathers 

 narrowly whitish. Beneath pure white, thickly streaked everywhere 

 with black. iSupra-loral spot and bend of wing bright yellow. Wing, 

 2-4:0 • tail, 2-45; culmen, --15; tarsus, -90; middle toe, -CO. Hab. 

 Southern Florida (Indian River). (Type, No. 1855, $ ad., Indian 

 lliver, Fla,, Apr. 4, 1872. Mus. R. R.) 



Remarks. — We owe this new, and very remarkable, 

 race to the indefatigable researches of Mr. C. J. Maj- 

 nard, who procured a number of specimens. The form 

 is a very striking and extreme example of the melanistic 

 tendency to the southward. 



Zonotrichia leucojphri/s, var. intermedia Ridgway. 



Ch. Resembling var. Gambeli of the Pacific coast, but colors purer 

 and "-rayer, the dorsal streaks chestnut-brown instead of sooty-black, 

 and the ash of the breast purer. Hab. Middle Province of the U. S., 

 north to Alaska in the interior. 



Poospiza Bella, var. JSfevadensis Ridgway. 



Cii. Like var. Bcllii, but much larger, and the colors lighter and 

 grayer, the back with very distinct streaks. JIab. Great Basin of 

 the U. S., throughout its whole extent. (Type, No. 63, 51G, ^ ad., 

 West Humboldt Mts., Nevada.) 



Dolichonyx otyzivorus, var. albinucha Ridgw^ay. 



Cii. Nuchal patch pure white, or immaculate creamy white. Scap- 

 ulars and lower back scarcely tinged with ashy. ]Jlack of the plumage 

 more intense and uniform than in eastern ori/ziiwrus. Hab. Plains of 

 the U. S., from Missouri tributaries to eastern border of Great Basiu. 

 (Type, No. 1739, Mus R. R., S ad., Ogdeu, Utah.) 



