457 



paler and more orange (very nearly the tint of red-lead), the 

 rump and ground-color of back olive-grayish, and wing-bands 

 pure white. Adult female with yellow of lower parts and olive 

 of upper parts much paler. Length (of male, before skinning) 

 8.25, wing 3.85-3.95, tail 3.30-3.50, exposed culmen .70-.75, 

 depth of bill at base .3S-.42. Hob. Tres Marias Islands, western 

 Mexico. P. flammea RIDGW. Tres Marias Tanager. 1 



&*. Wing less than 3.00. (Adult males rich scarlet-vermilion, the lores, scapu- 

 lars, wings, and tail deep black, the wings with two broad bands of 

 pure white across tips of middle and greater coverts. Adult females 

 bright olive-green above, yellow beneath; wings and tail grayish 

 dusky, with olive edgings, the former with two white bands, as in 

 males.) 



c 1 . With narrower wing-bands; adult male with the red a lighter, more 

 scarlet, tint ; adult females with the yellow and olive less deep ; 

 length (skins) about 5.10-5.50, wing 2.65-2.85, tail 2.30-2.55. Hob. 

 Southern Mexico (north to Jalapa, Valley of Mexico, etc.), Guate- 

 mala, and Salvador. 



P. leucoptera TRTTDEAT:. White-winged Tanager.* 



c*. With broader wing-bands ; adult males with the red of a darker tint 

 (almost carmine on upper parts) ; adult females with the yellow and 

 olive more intense ; length (skins) about 4.90-5.20, wing 2.65-2.85, 

 tail 2.35-2.55. Hob. Costa Eica and Yeragua. 



P. leucoptera latifasciata RIDGW. Broad-banded Tanager.' 



FAMILY HIRUNDINID/E. THE SWALLOWS. (Page 322.) 



Genera. 



a 1 . Nostrils opening directly upward, and with very little membrane bordering the 



inner edge. 



b l . Wing 5.00, or more ; tail decidedly forked (for much more than length of 

 tarsus) ; adult males (of Xorth American and some tropical species) 

 entirely glossy blue-black. (Largest of the Swallows.) 



Progne. (Page 458.) 

 ft*. Wing decidedly less than 5.00 ; tail nearly even (forked for mnch less than 



length of tarsus) ; adults (sexes alike in color) not black beneath. 

 c 1 . Upper parts parti-colored, the crown and back blue-black, forehead 

 whitish or rusty brown, rump cinnamon or bufly ; throat and sides 

 of head chestnut, rest of lower parts whitish medially, grayish 

 brown laterally ; edge of outer quill normal. 



Petrochelidon. (Page 459.) 



1 Xew species; type, No. 50824, c? ad., Tres Marias; Col. A. J. Grayson. (Four specimens two adults of 

 each sex.) 



1 Pyramga leucoptera TBCDEAC, Jour. Ac. Sci. Phil. viiL 1839, 160. 

 1 Xew subspecies. 



58 



