81 [ Vol. xxxvill. 
having the white submarginal lines to the feathers of the 
upper surface broader and more pronounced, the margins 
drab -grey instead of earth-brown, the breast, abdomen, and 
sides of body rufous-buff, and the larger measurements. 
Total length 260 mm.; exposed culmen 25; wing 152; 
tail 43 ; tarsus 44. 
Hab. Northern Peru. 
The type, whichis in the British Museum, was collected by 
P. O. Simons at San Pablo, Cajamarca, Central North Peru, 
at an altitude of 1500 metres, on the 5th of November, 
1899. 
Nothura darwini mendozensis, subsp. nov. 
Adult male. Similar to N. darwini salvadorii on the upper 
surface, to which it is closely allied, but differs from that 
species chiefly in having dark squamated markings and buff 
fringes to the feathers on the breast, instead of whitish 
margins and longitudinal dark markings to the feathers 
on the breast, the abdomen somewhat deeper in colour, and 
the sides of the body more heavily marked. 
Total length 255 mm.; exposed culmen 24; wing 140; 
tail 42 ; tarsus 34; middle toe and claw 29. 
Hab. West Argentina. 
The type, which was collected at Mendoza, is now in the 
British Museum. 
Calopezus elegans morenoi, subsp. nov. 
Adult female. Differs from C. e. elegans in being much 
paler above, hind neck pale mouse-brown instead of grey, 
under surface more narrowly barred, and the thighs cream- 
white instead of buff. 
Total length 390 mm. ; exposed culmen 25; wing 210; 
tail 83; tarsus 46 ; middle toe and claw 34. 
Hab. Neuquen, West Patagonia. 
The type, which is in the British Museum, was collected by 
Dr. F. P. Moreno at Neuquen, West Patagonia, on the 12th 
of November, 1897. 
