258 BULLETIN 50, TTNITEB STATES NATIONAL MUSEUM. 



of a pale hair brown hue), and the rufescent markings much less dis- 

 tinct as well as less bright in color; under parts paler, especially 

 on chest; size averaging decidedlj' larger, except bill, which is more 

 slender. 



• Young. — Above dull buff, heavily streaked with duskj^; beneath 

 buffy whitish or pale yellowish buff, the lower throat and chest broadly, 

 the sides more narrowly, streaked with dusky; wing-coverts margined 

 with brownish buff. 



Adult mal,'.—hcngt}i (skins), 129.54-161.29 (141.22); wing, 59.69- 

 69.85 (65.02); tail (six specimens), 67.31-Y0.61 (69.09); exposed cul- 

 men, 11.43-12.70 (12.45); depth of bill at base, 6.35-7.62 (6.86); tarsus, 

 19.81-23.37 (21.34); middle toe, 15.24r-l7.27 (16.26)\ 



Adult female.— Length (skins), 132.08-144.78 (137.92); wing, 58.42- 

 68.07 (63.25); tail (three specimens), 56.39-64.26 (61.21); exposed cul- 

 men, 10.92-12.70(12.45), depth of bill at base, 6.35-7.11(6.86); tarsus, 

 20.32-22.86 (21.34); middle toe, 15.49-17.27 (16.26).' 



Entire plateau of Mexico, southeast to Chiapas (Ocuilapa, Ocozu- 

 cuantla, and valley of Jiquipilas, August); north to the lower Rio 

 Grande Valley in Texas, and southern Arizona (Camp Grant, Camp 

 Crittenden, Santa Rita Mountains, etc.). 



Zonoirickia botterii Sclater, Proc. Zool. Soc. Lond., 1857, 214 (Orizaba, Vera 



Cruz; coll. P. L. Sclater). 

 Peticaea botterii Sclater, Cat. Am. Birds, Aug. 17, 1861, 116 (Orizaba). — Sclater 



and Salvin, Proc. Zool. Soc. Lend., 1868, 323. (Atlixco, Puebla). — Salvin 



and GoDMAN, Biol. Centr.-Am., Aves, i, 1866, 389, part (excl. spec, from 



Huatusco, Vera Cruz). 

 [^Peucxa] botterii Sclater and Salvin, Nom. Av. Neotr., 1873, 32. 

 [^PeucssaJ sestivcdis var. botterii Ridgway, Am. Nat., vii, Oct., 1873, 616, in text, part. 

 [Peucasa sestivalisi var. botterii Ridgway, in Baird, Brewer, and Ridgway's Hist. 



N.Am. Birds, ii, 1874, 38, part (Orizaba; Colima). 

 Peucca [err. typ.] xstivalis var. botterii Lawrence, Mem. Bost. Soc. N. H., ii, 1874, 



277 (plains of Colima). 

 [Peucsea lestivalis.} Subsp. y. Penicma 6o«em Sharpe, Cat. Birds Brit. Mus. , xii, 



1888, 711. 

 [Ammodramus] botterii Gray, Hand-list, ii, 1870, 96, no. 7426. 

 Peucaea cassinii (not Zonotrichia casdnii Woodiiouse) Baird, Rep. Pacific R. R. 



Surv., ix, 1858, 485, part (Los Nogales, Sonora); Rep. U. S. and Mex. Bound. 



Survey, ii, pt. ii, 1859, 16 (Los Nogales, Sonora).— Sumichrast, Mem. Bost. 



Soc. N. H., i, 1869, 551 (resident near Orizaba, Vera Cruz). 

 IPeucsea sestivalis.] Var. cassinii Coues, Key N. Am. Birds, 1872, 140, part (Los 



Nogales, Sonora) . 

 T. itcsea xstivalis . . . var. cassini Coues, Check List, 1873, no. 170a, part. 

 Peucsea xstivalis, var. arizonx Ridgway, Am. Nat., vii, Oct., 1873, 615 (Los Nogales, 



Sonora; U. S. Nat. Mua.).— Baird, Brewer, and Ridgway, Hist. N. Am. 



Birds, ii, 1874, 41; iii, 1874,515. 

 Pcucxa xstivalis . . . var. arizona- Coues, Check List, 1873, no. 170a (p. 127) . — 



Henshaw, Rep. Orn. Spec. AVheeler's Surv., 1873 (1874), 159 (s. e. Arizona); 



Zool. Exp. W. 100th Merid., 1875, 285 (Camp Grant, Camp Crittenden, and 



Cienega, Arizona; s. New Mexico; n. Mexico; habits; song). 



'Twenty-one specimens. ^ Eleven specimens. 



