346 



ZOOLOGY BlltDS. 



Myiarchus mcxicanus, BD., Ivcs' Col. Experl., 1857-58, pt, iv, 5. BD., Birds N. A., 1858, 

 179 (nee Kaup. ; ncc Lawr., An. Lye., ix, 1809, 202). HEEKM., P. B. B. Bep., 

 x, pt. iv, 1859, 37, pi. v. XANTUS, Proc. Acacl. Nat. Sci. Phila., 1859, 190 

 (Fort Tejou, Cal.). BD., U. S. & Mex. Bound. Surv., ii, pt, ii, 1859, Birds, 

 8. (JOUES, Proc. Acad. Nat, Sci. Phila., 18CG, 59 (Fort Whipple, Ariz.). 

 Id., ?&., 1868, 82. COOPER, Birds Cal., i, 1870, 31G. AIKEN, Proc. Bost. 

 Soc. Nat. Eist,, 1872, 205 (El Paso County, Colo.). 



Myiarclius mcxicanus var. pertinax, BD., Proc. Acad. Nat. Sci. Phila., 1859 303 (Capo 

 Saint Lucas). 



Having a distribution nearly coincident with that of the preceding 

 species, though extending somewhat farther to the north into Utah, Nevada, 

 and Colorado. It is less abundant than the preceding, and inhabits much 

 the same style of coxintry, affecting rough, rocky country sparsely wooded, 

 or the brushy creek bottoms, even extending its range out to a considerable 

 distance on the dry plains. 



MY1ODYNASTES LUTE1VENTBIS, Bon. 

 Yellow-bellied Flycatcher. 



PLATE XIV. 



Tyrannus auda.i; SCLAT., Proc. Zoo'l. Soc., 1856, 297. 



Myiodynastes luteiventer, BON., Cornpt, Rend., xxviii, C59. SCLAT., Proc. Zool. Soc., 

 1859, 43, 45, 56, 366, 383. Id., Ibis, 1859, 438. SCLAT. & SALV., Ibis, 1859, 

 120. CABAN. & HEINE, Mus. Heiu., ii, 75. SCLAT., Cat. A. B., 1861, 223. 

 Above dull ash-gray, becoming white on the forehead; each feather with a median 

 streak of black; crown with a central concealed patch of gamboge-yellow; wings 

 dusky, the coverts and secondaries being edged with whitish, the primaries more nar- 

 row, with yellowish olive; upper tail-coverts and tail brick-rufous, each feather with a 

 median stripe of clear dusky, those of the tail-feathers widest. Throat white ; rest of 

 lower parts sulphur-yellow ; sides of the throat, across the whole breast, and along the 

 sides, longitudinally streaked with dusky-black, these widest across the breast, and 

 coalesced into a broad, nearly uniform stripe alongside of throat. Ear-coverts and 

 lores dusky, bordered above by an indistinct superciliary and below by a wider and 



