440 NORTH AMERICAN BIRDS. 



tinctly white, under tail-coverts ochraceous, and upper 

 parts brownish gray. 

 /\ Top of head only slightly, if at all, browner or more ru- 

 fescent than back; wing 3.40-4.00 (3.59), tail 3.60- 

 4.25 (3.88), culmen .60-.65 (.63), tarsus .95-1.05 (.99). 

 Sab. Mexico, north nearly to United States boundary ; 

 southern New Mexico ? 



P. fuscus Swains. Brown Towhee.^ 

 p. Top of head conspicuously rufescent. 



g^. Larger, with less abrupt contrast between grayish 

 (or dull whitish) of chest and buffy of throat; 

 chest and sides usually less distinctly or less 

 deeply gray ; hinder portion of belly and flanks 

 ochraceous, like under tail-coverts. Young : Above 

 dull grayish brown, very indistinctly streaked 

 with darker, the middle and greater wing-cov- 

 erts edged and tipped with pale fulvous ; lower 

 parts dull white, changing to light fulvous on 

 under tail-coverts, etc., the whole chest, breast, 

 sides, sides of throat, etc., streaked with dusky. 

 Length 8.10-8.80, wing 3.50-3.90 (3.73), tail 

 4.20-4.50 (4.34), exposed culmen .55-.63 (.60), 

 tarsus 1.00-1.09 (1.03). Eggs .97 X -68, white, 

 greenish white, or dull bluish white, speckled 

 or spotted round larger end with black and 

 rich madder-brown. Hah. New Mexico and Ari- 

 zona 591. P. fuscus mesoleucus (Baird). 



Canon Towhee. 

 g"^. Smaller, with more abrupt contrast between grayish 

 of chest and buffy of throat (the latter often much 

 palest posteriorly), chest and sides more distinctly 

 or deeply gray ; hinder portion of belly white, 

 of flanks gi\ayish ; length about 7.90-8.25, wing 

 3.40-3.70 (3.52), tail 3.85-4.25 (4.08), exposed cul- 

 men .53-.59 (.56), tarsus .93-1.06 (1.01). Eggs .91 

 X -65, greenish white or wqyj pale greenish blue, 

 speckled on or round larger end with black and 

 dark brown, sometimes mixed with a few "pen- 

 lines" of black. Hah. Lower California. 



591a. P. fuscus albigula (Baird). 



Saint Lucas Towhee. 



el Darker, with throat, etc., cinnamon-ochraceous or tawny, sides 



grayish brown, middle of belly dull whitish or pale dull 



1 Pt2}ilo fuscus Swains., Philos. Mag. n. s. i. 1827, 434. 



