DULU8. 



401 



•]!i! 



A. Gape of moath much arched. Mutataraal scutelln in two seiiea. Bod/ 



streaked beneath. 



Dulinas. Lega very stout, though short. NoHtrils large, circular, ex- 

 posed, with naked inembrane behind though scaruuly above theui. 

 Frontal feathers directed backwards, soft, and like tliocte of re:it 

 V'*' of head ; with few bristles. Wings longer than the narrow, nearly 



even tail. First primary nearly one-half the 2d, whicli is much 

 longer than secondaries. Under tail coverts reaching over about 

 the basal two-fifths of tail. Adults streaked longitudinally beneath. 

 Young unknown. 



B. Gape of mouth nearly straight. Metatarsal scutellse in three series. Body 



plain beneath. ,; ^. ,. ■ ..-i/ 



Ampellnae. Legs moderate. Nostrils elongated, linear, with the 

 frontal feathers extending close to the edge and to anterior ex- 

 tremity, concealing them ; these feathers short, velvety, and erect, 

 with few bristles. Wings very long and acute ; outer or 1st pri- 

 mary so much reduced as to be almost inappreciable ; the 2d 

 nearly tha longest. Wing nearly twice the length of the sbort, 

 narrow, even tail. Under coverts of tail reaching almost to its 

 tip. Secondary quills with flat horny appendages at end of shaft 

 like red sealing wax. Young birds streaked beneath as in Dulus. 

 Adults plain. , , - ,, 



Ptilogonatlnae. Legs moderate. Nostrils oval, with wide naked 

 membrane above, and to some extent behind them ; the frontal 

 feathers not reaching to their border, and rather soft. Wings 

 graduated, shorter than the somewhat broad, fan-shaped tail ; the 

 1st quill nearly half the 2d. Young birds without spots or streaks ; 

 adults plain. 



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Sdbpamilt DULINiE. 



DULUS, ViEILLOT. 



Dulus, ViEiiLOT, Analyse, 1816, 42, no. 131. 

 Bdffon =s Tanagra dommica, LiNN.) 



(Type "Tangnra esclave," 



Plumage compact. Wings moderately pointed, a little longer than the 

 nearly even, slightly rounded tail. First quill not quite half the 2d, which 

 about equals 6th ; 3d and 4th longest. Tail feathers rather narrow. 



Bill shaped much like Icteria ; considerably decurved ; culmen decurving 

 from base, upper edge of lower mandible less so ; commissure much arclied ; 

 moath deeply cleft. Bill broad as well as high at base, compressed about 

 tlie middle to the strongly notched tip ; lower bill with slight broad notch. 

 Tongue rather narrow, horny towards tip, and simply bifid. Nostrils large, 

 circular, in anterior end of nasal groove ; surrounded, except anteriorly, by 

 membrane; the frontal feathers not directed forwards, and with few bristles, 

 not reaching to posterior edge of nostrils. Rictal bristles short. 



Legs very stout ; tarsus scarcely as long as middle toe and claw: about seven 

 fiill-marked scutellse anteriorly ; sides of tarsus normally of a single plate 

 26 May. 1806. 



