White-banded Mocking-bird ...... 277
Vizcachas ......... 290
The Dying Huanaco ...... To face 318
Gaucho . . . . . . , , . . 350
A lost Humming-bird ....... 367
Small Spine-tail and Nest ,...,. 371
THE NATURALIST IN LA PLATA,
CHAPTER I.
THE DESERT PAMPAS.