Z. PLOTTTS. 



421 



character alono serves to distinguish the present species from 

 any of the allied forms. Tail composed of 12 feathers. Iris bright 

 carmine ; upper mandilile dusky olive, the edges jxdlow ; lower 

 mandible bright yellow, the edges and tip greenish ; bare space 

 round the eye bluish green ; gular sac bright orange ; tarsi and toes 

 dusky olive anteriorly, the hind parts and webs yellow ; claws 

 brownish black. Total length about 36 inches, culmen from 

 feathers on forehead 3-15-3-6, wing 13-13-8, tail 9-5-10-5, tarsus 

 1"5, outer toe and claw 2-9. 



Adult, male i)i. non-hreeding plumage. Similar to the above, but 

 lacking the elongate black and brownish-white feathers on the head 

 and neck. 



Adult female in breeding-plumage. Top of the head and back of 

 the neck brown, all the feathers fringed with whitish or rufous 

 buff, producing a somewhat mottled appearance ; sides of the head, 

 throat, and underpart of the neck and chest pale whitish buff, 

 becoming richer on the chest ; head and sides of the neck with 

 irregular scattered bands of loosely-webbed dirty white feathers ; 

 upper back black, each feather margined with brown and with 

 a white middle ; rest of the upper parts much like those of the 

 male ; a narrow band of dark chestnut divides the chest from the 

 black breast and underparts. Iris paler red (pinkish) ; rest of soft 

 parts like those of the male. Total length about 36 inches, ciilmen 

 from feathers on forehead 2-9-3-3, wing 12-5-13-5, tail 9-10'2, 

 tarsus 1-5-1-6, outer toe and claw 2-8-2-9. 



Adult female in non-hreeding plumage. Similar to the above, but 

 the whitish feathers on the head and sides of the neck are absent. 



Immature males and females appear to resemble one another in 

 the early stages, the plumage being generally like that of the adult 

 female, but the upper parts are browner, the wide white stripes 

 down the middle of the innermost secondaries rudimentary ; the 

 primary and secondary quills margined with whitish at the ex- 

 tremity, the ribs on the inuermost secondaries and middle pair of 

 tail-feathers merely indicated ; the dark chestnut band at the base 

 of the chest absent, and the breast and rest of underparts pale 

 brownish white. 



Young in doivn entirely covered with pale buff-coioured down, 

 shading into white on the scapulars, wings, and lower parts of 

 the body. 



Hah. Tropical and subtropical America. 



a. S ad. sk. North America. Hardwicke Bequest. 



b. 2 ad. sk. North America (i/. W. Hen- Salvin-Godman Coll. 



xhaw). 



c. d. 2 ad. et Florida. W. B. Dismore, Esq. 

 imm. sk. [P.]. 



e. 2 imm. sk. St. John's River, Fla., Jan. Salvin-Godman Coll. 



(C J. Mm/nard). 



f. 2 ad. sk. Hernando Co., Fla., Mar. 14 Salvin-lTodmau Coll. 



{Greene Smith). 



g. (S imm. sk. Oklawalia I'ivev, Fla., April S;ilviu-Godmau Coll. 



(C. H. Merriam). 



