[135] Dr. Darwin, “Journal of a Naturalist” (Voyage of the Beagle, 3rd vol.)
[136] H. W. Bates, “The Naturalist on the River Amazons.”
[137] Rev. J. G. Wood, “Homes Without Hands.”
[138] H. W. Bates, “The Naturalist on the Amazons,” pp. 112, 113.
[139] Hon. C. A. Murray, “Travels in North America.”
[140] A. Wilson, “American Ornithology.”
[141] H. W. Bates, “The Naturalist on the Amazons.”
[142] Gould, “Quadrupeds of Australia,” in loc.
[143] M. P. Gervais, “Histoire Naturelle des Mammifères,” sub nom. Thylacynus.
[144] Sir. G. Grey, “Expeditions of Discovery in North-Western and Western Australia” (1840).