126 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



tarsus. Tail shorter than distance from bend of wing- to tips of sec- 

 ondaries, even or very slighth' roanded, tlie rectrices rather narrow, 

 with broadly rounded tip, their shafts hard and stiff. Tarsus longer 

 than middle toe without claw but shorter than middle toe with claw, 

 about one-fourth as long as wing, stout, the acrotarsium very dis- 

 tinctly scutellate; outer toe reaching to middle of subterminal phalanx 

 of middle toe, its claw reaching bej-ond base of middle claw; inner toe 

 decidedly shorter, its claw falling short of base of middle claw; hallux 

 equal in length to inner toe, but much stouter, its claw much shorter 

 than the digit, but well developed and strongly curved; basal phalanx 

 of middle toe united to outer toe by greater part of its length, to inner 

 toe bj'^ about half its length. 



Coloration. — Above plain olive; beneath pale yellowish or whitish, 

 conspicuousl}^ streaked with dusky; plumage harsh, very different 

 from the silky blended character of that in Ampelida' and Ptilogona- 

 tidee. 



Nidification. — Nest enormously bulky, composed externally of sticks 

 and twigs (its internal structure unknown), placed in crown of tall 

 palm trees. Eggs unknown. 



Range. — Island of Haiti, Greater Antilles. (Monotypic^; possibly 

 two species.) 



KEY TO THE SPECIES OF DULUS. 



a. Xo white on upper parts; larger (wing 83-87). (Haiti. ) . .Dulus dominicus (p. 126) 

 cm. No white patch on hindneck ; smaller ( wing 81 ) . (Habitat unknown.) 



Dulus nuchalis (p. 127) 



DULUS DOMINICUS (Linnseus). 

 PALM CHAT. 



Adults {sexes alike). — Above olive, the back, scapulars, and wing- 

 coverts decidedly more brownish, the lower rump and upper tail- 

 coverts olive-greenish; feathers of pileum and hindneck showing very 

 indistinct mesial streaks of darker; secondaries (except tertials) and 

 primaries edged with light yellowish olive-green; tail brownish gray, 

 the rectrices edged with light olive-greenish, and with brown shafts; 

 lores, suborbital region, and auricular region uniform dark brown or 

 dusk} ; malar region dusky, streaked with j^ellowish white; under parts 

 yellowish white, broadly and sharply streaked with sooty brown, the 

 streaks narrower on abdomen, broader and paler brown on under tail- 

 coverts; under wing-coverts pale buff or buffy whitish, with very 

 narrow and indistinct shaft-lines of brown; bill light brown, the 

 mandible paler; iris brown; legs and feet dusky in dried skins. 



Adult male. — Length (skin), 160; wing, 83; tail, 65; exposed culmen, 

 12; tarsus (broken); middle toe, 18." 



Adult female. — Length (skin), 161; wing, 87; tail, 68; exposed 

 culmen, 12; tarsus, 21; middle toe, 18.'^ 



" One specimen. 



