BIRDS OF NORTH AND MIDDLE AMERICA 33 



and anterior part of crown slightly washed with pale ashy grayish 

 and with whitish shaft streaks, these streaks narrowing considerably 

 on the hind crown, where they are often tinged with pale tawny, 

 making that area look generally darker than the forehead; occiput, 

 nape, and hind neck with broad, terminally widening, white mesial 

 streaks sharply contrasting with the dark brown, these streaks in- 

 creasing in width and length posteriorly and becoming, on the inter- 

 scapulars and upper wing coverts, very extensive, pointed white 

 wedges or lanceolate areas, narrowing again and becoming restricted 

 to the outer webs of the greater upper secondary coverts; remiges 

 olive-brown with no white; back, rump, upper tail coverts, and tail 

 uniform dark raw umber to mummy brown, the tail with a bronzy 

 sheen; lores, cheeks, and auriculars largely grayish white, the brown 

 restricted to narrow edgings and relatively pale and ashy like the 

 forehead; chin and immediately adjacent part of upper throat whit- 

 ish, unmarked, rest of throat and sides of neck like hind neck, but 

 the brown averaging paler — pale olive-brown ; breast, center of abdo- 

 men, and thighs olive-brown, with broad, terminally pointed, mesial 

 white streaks; sides and flanks with little or no white; under tail 

 coverts uniform mummy brown; under wing coverts olive-brown to 

 raw umber, with very broad median white areas; iris Vandyke 

 brown ; eyelid dull yellow ; bill grayish olive, black at tip, deep ochre 

 at base of upper mandible, reddish at base of lower mandible ; tarsi 

 and toes blackish olive ; claws blackish olive. 



Juvenal (sexes alike). — Similar to adult, but the white markings 

 on the upperparts somewhat smaller; plumage looser in texture; 

 not readily distinguishable in most cases from the adult. 



Natal doion. — Long, thick, soft clown varying from cinnamon- 

 brown to snuff brown above, paler on the sides of the head and 

 almost white on the chin; lowerparts of body pale like the sides of 

 the head. 



Adult male.— Wing 311-339 (323.7) ; tail 125-160 (140.3) ; exposed 

 culmen 118-131 (123.8) ; tarsus 123-141 (131.7) ; middle toe without 

 claw 88-100 (91.8 mm.).^^ 



Adult female.— W'mg 298-313 (305.5) ; tail 127-139 (133.7) ; ex- 

 posed culmen 108-124 (116.0) ; tarsus 113-130 (122.2) ; middle toe 

 without claw 81-90 (86.7 mm.).^^ 



Range. — Resident in southeastern Georgia (Okefenokee Swamp; 

 St. Simon Island) ; and peninsular Florida, but not west of AVakulla 

 County (upper Wacissa River; Suwannee River; Tuskawilla Creek; 

 Gainesville ; Wakulla River ; Lake Wekiva ; Wekiva River ; Malabar ; 

 St. Johns River; Kissimmee River; Alachua County; Palm Beach 



"Ten specimens from Florida. 



* Ten specimens, 2 from Cuba, 8 from Florida. 



