141 
Mer. fem.: below white; back and upper tail coverts similar to 
the male; flanks dark grey, barred with black; a stripe down the 
back of the neck cinereous; sides of the neck cinereous, irrorated 
with white. 
Merganetta armata....... beseaeas Gould. 
Hab. Chili. It is very difficult to distinguish between the species 
of this genus, but I believe they are rosolvable into two,—Merganetta 
Columbiana and Chilensis being the same. 
MERGANETTA CHILENSIS. 
Mer. Mas.—Subtus brunnea; atro strigato; dorso atro pennis; 
albo marginata. 
Mer. Fem.—Similis Merganetta armata. 
CHILIAN MERGANETTA. 
IN. IN. 
ONG sei ass engertvano 183 MCAEOLOLEUS s,s éoedeses ves 13 
DRUM op a5 soe dates duo ds os 1 Maddle to€ .ictice:. sqfeebeks Sas 
Mer. mas.: below brown, the centre of each feather with a dark 
stripe; fore part of the neck and breast black; back black, the 
edges of each feather edged with white ; head with the vertex black ; 
a stripe proceeds from a white lunule at the upper part of the bill to 
the occiput ; cheek white; throat black; under and upper tail coverts 
black, irrorated with grey; tail feathers brownish grey. | 
Mer. fem. similar to the preceding. 
Hab. Chili. 
Merganetta chilensis ........004- Gray. 
— Columbiana ....... O. Desm. 
Leucogenys ....0+0. Tschudi. 
Hab. Chili. 
R. HOBSON, PRINTER, WELLINGTON, SALOP. . 
