_Diagnosis._--Coloration: Dorsum generally Brownish Drab shading to Light Brownish Drab on lower back, rump, and upper tail coverts; secondary and tertiary coverts Pale Brownish Drab, washed on outer web with Carmine; primary coverts Blackish Slate, with White edging; tail feathers Slate-Gray, broadly tipped with Carmine, bordered anteriorly by subterminal Black bar; head crested, forehead Chestnut; lores, frontals, and stripe extending around eye and nape, Black; throat Black, narrowing on lower throat; breast, sides of flanks Light Drab; venter pale Sulphur Yellow; thighs Brownish Drab; under tail coverts Carmine; bill, legs, and feet Black. _Measurements._--Wing 108.3, tail 53.6, culmen 11.2, tarsus 19.4. _Range._--Breeds eastern Siberia, northern China; winters south in China, and to Japan (Hokkaido, Kyushu), Taiwan, and Korea. Subfamily _Dulinae_ _Diagnosis._--Bill deep and compressed, culmen strongly depressed; nostrils circular, wholly exposed; tail even, and shorter than wing; tenth primary less than half length of ninth; under parts streaked; plumage hard and harsh; rictal bristles minute; wing rounded; humerus long and with small external condyle; pygostyle and caudal muscles not well developed; one genus, one species. _Range of subfamily._--Islands of Haiti and Gonave, Greater Antilles. Genus _Dulus_ Vieillot _Dulus_ Vieillot, Analyse, 1816:42. _Diagnosis._--Like the subfamily. =Dulus dominicus dominicus= (Linnaeus) Palm-chat _Dulus dominicus dominicus_ (Linnaeus), Syst. Nat., 12th Ed., 1766:316. _Diagnosis._--Coloration: Dorsum Olive, back, scapulars, and wing coverts more Brownish Olive; lower rump and upper tail coverts Olive-Green; pileum and hindneck with indistinct streaks of Brownish Olive; tail Brownish Drab, edged with Light Olive Gray; lores, suborbital region, and auricular regions Dusky Brown; malars Dusky Brown and streaked with Sooty Black, streaks narrower on abdomen, broader and paler on under tail coverts, bill Light Brownish Drab; legs and feet Brownish Drab. _Measurements._--Wing 85.0, tail 68.8, culmen 15.0, tarsus 24.7. _Range._--Island of Haiti, Greater Antilles. =Dulus dominicus oviedo= Wetmore Palm-chat _Dulus dominicus oviedo_ Wetmore, Proc. Biol. Soc. Wash., 42:117, 1929. _Diagnosis._--Coloration: Like _D. d. dominicus_, but averaging more Grayish Olive; rump and tail coverts with less greenish wash. _Measurements._--Wing 90.1, tail 71.3, culmen 16.2, tarsus 25.1. _Range._--Gonave Island, off Haiti, Greater Antilles. COLORATION