BIRDS OF NORTH AND MIDDLE AMERICA. 71 



and hindneck bright red (between poppy red and carmine); back, 

 scapulars, and upper rump narrowly barred with black and white, 

 the white bars decidedly narrower than the black interspaces; lower 

 rump and upper tail-coverts immaculate white, the longer of the 

 latter sometimes with shaft partly black; tail black, the middle pair 

 of rectrices with basal portion variously marked with white (mostly, 

 sometimes wholly, concealed), the outermost pair usually narrowly 

 margined terminally with white or with outer web narrowly barred 

 or indented with the same and with the under surface more or less 

 grayish or hoary; wings black, the coverts and secondaries narrowly 

 barred with white, the basal portion of primaries spotted or blotched 

 with white; sides of head (except anterior portion), including posterior 

 portion of superciliary region, sides of neck, throat, and foreneck, 

 plain pale buffy grayish, passing into deeper buffy grayish, or pale 

 buffy grayish olive, on chest, breast, and sides; abdomen (super- 

 ficially) bright poppy red; flanks and under tail-coverts dull white, 

 more or less tinged with yellowish (sometimes with red also), barred 

 with slate-blackish or dusky, the bars more or less V-shaped, espe- 

 cially on under tail-coverts; under wing-coverts white, barred or 

 transversely spotted with black; inner webs of remiges (except ter- 

 minal half, approximately, of primaries) broadly barred with white; 

 bill dull black, more brownish on lower basal portion of mandible; 

 legs and feet grayish dusky (bluish gray or greenish gray in life?); 

 length (skins), 176-187 (181); wing, 103.5-110 (107); tail, 58.5-69 

 (63); culmen, 20.5-23 (21.6); tarsus, 17.5-20 (18.5); outer anterior 

 toe, 14.5-16 (15.2).« 



Adult female. — Similar to the adult male, but crown dull smoky 

 whitish, like forehead, passing into light buffy gray on occiput, the 

 red of hindneck lighter and more orange-red or scarlet; length (skins), 

 165-182 (173); wing, 103.5-108 (105.5); tail, 58-66 (62.3); culmen, 

 18-20.5 (19.1); tarsus, 17-19 (17.9); outer anterior toe, 14-15.5 

 (14.8).« 



Yucatan (Merida; Tomax; Xbac; Peto; Chichen-Itza; La Vega; 

 Puerto Morelos; San Felipe; Rio Lagarto). Bonaca Island, coast of 

 Honduras ? ^ 



Picus aurifrons (not of Wagler) Bonaparte, Proc. Zool. Soc. Lend., 1837, 116. 



[Centurus] aurifrons Bonaparte, Consp. Av., i, 1850, 119; Ateneo Italiano, ii, 

 1854, 126. 



Centurus rubriventris Swainson, Anim. in Menag., 1838, 354 (no locality men- 

 tioned). — Gray, List Birds Brit. Mus., Picidse, 1868, 100.— Lawrence, Ann. 

 Lye. N. Y., ix, 1869, 206 (Merida, Yucatan; crit.); Ann. N. Y. Ac. Sci., ii, 



o Ten specimens. 



^ I have not seen specimens from Bonaca Island . These should be different from 

 the Yucatan bird. 



