The Naturalist on the River Amazons:

Bates (H.W.) The Naturalist on the River Amazons: A Record of Adventures, Habits of Animals, Sketches of Brazilian and Indian Life, and Aspects of Nature Under the Equator, During Eleven Years of Travels, FIRST EDITION, map and 42 illustrations, 2 vols, sm. 8vo, half calf, London, 1863     

The author during his eleven years travels, 1848-1859, collected nearly fifteen thousand different species of insects, birds, mammals, reptiles, fishes, etc. For the first two years Bates travelled in company with Wallace.