ORCHARD ORIOLE. 225 



Icterus spurius, Ch. Bonaparte, Svnop?. of Birds of the United States, p. 51. 



Oriolus spurius, Gmel, Syst. Nat. vol. i. p. 389 Lath. Ind. Ornith. vol. i. p. 18Q. 



Bastard Baltimore, Lath. Synops. vol. ii. p. 433. 



Orchard Oriole, Oriolus mutatus, Wils. .\meric. Ornith. vol. i. p. 64. PI. iv. 

 fig. 1, 2, 3, 4. 



Male in complete plumage. Plate XLII. Fig. 1,2. 



Bill conical, slender, longish, compressed, a little curved, very acute, 

 with inflected acute margins ; upper mandible obtuse above, lower broad- 

 ly obtuse beneath. Nostrils oval, covered by a membrane above, basal. 

 Head and neck of ordinary size. Body rather slender. Feet of ordinary 

 length ; tarsus a little longer than the middle toe ; inner toe little shorter 

 than the outer ; claws arched, compressed, acute, that of the hind toe 

 twice the size of the others. 



Plumage soft, blended, glossy. Wings of ordinary length, the second 

 and third primaries longest. Tail long, rounded, of twelve rounded 

 feathers. 



Bill black above with light blue margins, light blue beneath. Iris 

 reddish-brown. Feet light blue. Head, neck, and upper back black ; 

 the rest of the body dusky orange-red, approaching to chestnut. Quills 

 and larger coverts black, margined with yellow, the latter tipped with 

 yellowish-white ; tail black. 



Length 6^ inches, extent of wings 9 ; bill along the ridge -J^, along 

 the gap f ; tarsus 1, middle toe ^. 



Adult Female. Plate XLII. Fig. 5. 



Bill, feet and iris, as in the male. Head and upper parts brownish- 

 green. Wings and tail greenish-brown ; wing-coverts tipped with white ; 

 throat white, sides of the neck and under parts generally greyish-yellow. 

 The young of both sexes resemble the female. 



Male, first autumn and spring. Plate XLII. Fig. 3. 



A patch of black on the throat, continued upwards over the lore and 

 forehead. Head and upper parts brownish-green ; fore part of the back 

 orange ; a yellow band over the eye. Under parts light yellow. Wings 

 and tail as in the female, but the coverts tipped with yellow. 



