62 
WIDOW WHISTLING DUCK. 
Male duck with the fore part of the head and throat — 
below black. 
Fem. duck similar, but with the marking not so bright. 
IN. = 
Length ...... 20 Bull ack 3 LAT8t sc0i00 3 
Fore part of the head and throat whitish; crown white, with the 
tip of the feathers stiff, like hair, and olive-brown; occiput and hind 
neck black; upper part of the neck and breast dark chestnut; back 
fuscous olive, the edge of each feather lighter; smaller wing coverts 
ehestnut; quills and secondaries black; remainder of the wing 
fuscous, with a tinge of green; tail, middle of the abdomen, and 
thighs black; flanks yellowish white, barred with black; legs and 
bill black. 
Female similar, but with the colours not so bright. 
ANRE IAUALE 55 cclii ree sett danas Linn. Syst. 1. 205. 
Gmel. Syst. 1. 536. 
Lath. Ind. Orn. 2. 858. 
Spanish Dich... occ. eis. tie ces Penn. Genera of Birds, 
pl. 18. 
Canard a face blane de : 
MGATAGNON © 000.0 .nerae senses Buf, Bae 9~ 250: 
Inhabits both South America and Senegal. Is represented by travel- 
lers as having, like the rest of its genus, a peculiar whistling note. 
DENDROCYGNA ARBOREA. 
Dend.—Brunnea albo maculato ; vertice nigro. 
BLACK-BILLED WHISTLING DUCK. 
Brown duck, mottled with white ; the crown black. 
IN. IN 
MUONGUES seks ne conan sob eee 193 Middle toe w.eccccceres 3 
DIG i encsaden teat tetnes 3 OUteP (O06 vocacne whe vd 2 3-5ths 
TAES rad bkixcannenap kao 3 Find (0e .viscssces ES 
TANCT COE <5 Lansaeccdisad cos 2 1-5th 
