BIEDS — ICI'EEIDAE — ICTEKINAE. 



541 



Chestnut and black. Tail black, except at extreme base ; a slight edging of white on 

 the quills and greater coverts , I. spurius. 



Brilliant orange, red, and black. Greater coverts and quills edged with white. Tail 

 orange ; the middle feathers, and basal half of all the rest, black /. haltimore. 



B. Sides of head and neck like the belly. 



Orange and black. Forehead, sides of the throat, and tail, orange ; the innermost tail 

 feathers, and median spots on the others, black. Coverts continuously white ; edges 

 of quills white /. bullockii. 



C. Top of head and neck like the belly. 



Forehead, lores, and whole throat, with the interscapular region, black. 



Orange and black. Lesser wing coverts and tail, except at extreme base, black. Two 

 bands on wing, and edges of quills, white I. cucullatus. 



Yellow and black. Lesser and middle coverts, and tail, yellow ; middle tail feathers, 

 and bases of the rest, black; quills slightly edged with white I. mesomelas. 



Comparative measurements of species. 



