BIRDS OF NORTH AND MIDDLE AMERICA. 759 



k This genus is very distinct from Cardellina, from which it differs 

 »: in its relatively much shorter and more rounded wing, longer and 

 decidedly rounded tail, more slender bill, longer rictal bristles, and 

 t very different style of coloration. 



'■ KEY TO THE SPECIES OP ERGATICUS. 



a. General color red. (Adults.) 

 . h. Auricular region silvery white, in sharp and conspicuous contrast with deep red 



of rest of head. (States of Vera Cruz, Oaxaca, T'uebla, Mexico, Michoacan, 



; and Jalisco, Mexico. ) Ergaticus ruber, adult male and female ( p. 759) 



: 66. Auricular region satiny pink, concolor with rest of head. (Highlands of 

 Guatemala and Chiapas. ) . . Ergations versicolor, adult male and female ( p. 760 ) 

 aa. General color tawny brown. (Young.) 

 I 6. Auricular region light silvery gray Ergations rnber,^ young (p. 759) 



ERGATICUS RUBER (Swainson). 

 RED WARBLER. 



Adult male. — General color rich red, darker and inclining to claret 

 brown on back and scapulars, lighter (poppy red or between poppy 

 red and carmine) on rump and under parts of body; whole auricular 

 region silvery white or pale silvery gra}'; lesser wing-coverts concolor 

 with back; middle coverts dusky at base but with most of exposed por- 

 tion poppy red; greater coverts dusky, broadly edged with dull poppy 

 red; remiges and rectrices dusky, with dull reddish edgings, broadest 

 and most distinct on tertials; bill horn brown, paler on mandible; legs 

 and feet light horn brownish; length (skins), 115-126 (120. .5); wing, 

 57-63 (59.7); tail, 55-64 (58.3); exposed culmen, 8-9 (8.5); tarsus, 

 18.5-20 (19.3); middle toe, 10-11 (10.2).' 



Adult female. — Similar to the adult male but slightly duller in color; 

 length (skins), 115-117 (116); wing, 60-61 (60.5); tail, 56-57 (56.5); 

 exposed culmen, 8; tarsus, 20; middle toe, 9-10 (9.5).' 



Immature male {second year'). — Quite similar in coloration to the 

 adult female. 



Imtnature female {second year). — Similar to the adult female and 

 immature male, but the red of a more orange hue, and color of occiput 

 hindneck, back, and scapulars much duller, inclining to burnt sienna. 



Yowng, first plumage. — General color cinnamon-brown or russet, 

 darker above (inclining to mars brown on back and scapulars), paler, 

 more tawny -cinnamon, below, the abdomen inclining to cinnamon-buff; 

 auricular region pale silvery gray, in sharp and strong contrast with 

 brown of rest of head; wings and tail dusky, the middle wing-coverts 

 broadly tipped with cinnamon, the greater coverts broadly edged with 

 the same, the remiges and rectrices edged with dull brownish red or 

 reddish brown. 



Highlands of Mexico, in States of Vera Cruz (Jalapa; Mirador; Las 



^ The young of E. versicolor not seen. ^ Four specimens. ' Two specimens. 



