BIRDS OF NORTH AND MIDDLE AMERICA. 



605 



ORYZOBORUS P^UNERUS Sclater. 



LESSER RICE GROSBEAK. 



Adult male. — Uniform deep blaek, with or without a white spot at 

 base of longer primaries;^ under wing'-coverts, axillars, and edgings 

 to basal portion of inner webs of primaries white; bill black, some- 

 times clouded with whitish; legs and feet brownish black; length 

 (skins), 108.71-124.46 (114.05); wing, 53.85-57.91 (56.64); tail, 47.75- 

 54.10 (50.04); exposed culmen, 12.70-13.97 (13.21); depth of bill at 

 base (three specimens), 11.9^13.21 (12.45); tarsus, 16.26-17.53 (17.02); 

 middle toe, 11.94-12.45 (12.19).' 



Adult female in swmner. — Above light bistre brown, more oliva- 

 ceous on pileum, more f ulvescent (raw -umber brown) on rump and 

 upper tail-coverts; under parts light cinnamon or buffy cinnamon, 

 shaded across chest and along sides with cinnamon-brownish; maxilla 

 blackish brown, mandible rather pale brown, the under side still 

 paler. 



Adult female in autumn and icinter, and ininiaturv //^rtZ^. —Similar to 

 adult female in summer, but more deeply colored, the upper parts 

 bistre brown, the under parts deep cinnamon or russet, darker and 

 browner across chest and along sides. 



Adidt male.—LiQugth. (skins), 108.71-124.46 (114.05); wing, 58.85- 

 57.91 (56.64); tail, 47.75-54.10 (50.04); exposed culmen, 12.70-13.97 

 (13.21); depth of bill at base, 11.94-13.21 (12.45); tarsus, 16.26-17.53 

 (17.02): middle toe, 11.9^12.45 (12.19).'^ 



Adult female.— LQ\\gt\i {skm^), 105.66-114.81 (109.98); wing, 53.09- 

 56.39 (54.86); tail, 46.7dt-52.07 (48.01); exposed culmen, 12.70-13.72 

 (13.46); depth of bill at base, 11.94-12.45 (12.19); tarsus, 16.26-16.76 

 (16.51); middle toe, 11.43-12.19 (11.68).' 



'This white spot is in reahty always present, but is sometimes entirely concealed 

 by the primary coverts. 

 ^ Six specimens. 

 ^Five specimens. 

 Specimens from different localities comj^are as follows in average measurements: 



