in the Chuput Valley , Patgaonia. 
41 
in the evening coming out to feed. The colonists call it the 
“ barking bird,” in consequence of its harsh cry. 
Pikenicopterus ignipalliatus. 
A small flock, consisting chiefly of adult birds in dark 
pink plumage, and a few in the paler immature dress, fre¬ 
quented the large salt laguna during my visit. I obtained 
one of the latter on the 11th November. Iris greenish grey. 
Cygnus nigricollis. 
Common throughout the valley. 
Cygnus coscoroba. 
Occurs in considerable numbers, but is not so numerous as 
the preceding. 
Spatula platalea. 
Common throughout the valley. Usually found in shallow 
water. Nests in the neighbourhood of the colony. 
Querquedula plavirostris. 
Common. Often found along with Dafila spinicauda and 
Spatula platalea. Nests in the valley. 
-f Querquedula versicolor. 
Rare. During my visit I only saw two, male and female, 
which had been shot near the village. 
Querquedula cyanoptera. 
A few observed on the 6th November at the large salt la¬ 
goon, but not seen on any other occasion. 
Mareca sibilatrix (Poepp.); Scl. et Salv. P. Z. S. 1876, 
p. 395. 
Common throughout the valley and at the mouth of the 
river, at the latter place feeding on the extensive mussel-beds 
in company with A. spinicauda. 
Dafila spinicauda. 
The most numerous species of Duck, nesting in thick grass 
in the vicinity of the river. The colonists trap these birds 
at night when they come to feed on the wheat-stubbles. 
Found in large flocks feeding on the mussel-beds just outside 
the harbour. 
