[873] In the above enumeration of the leading zoological provinces of land quadrupeds I have been most kindly assisted by Mr. Waterhouse of the British Museum, author of a most able and comprehensive work on the "Natural History of the Mammalia," now in the course of publication. London, Bailliere, 1846.

[874] Pennant's Hist. of Quadrupeds, cited by Prichard, Phys. Hist. of Mankind, vol. i. p. 66.

[875] Natural History of the Mammalia, vol. i., on the Marsupials. London, Bailliere, 1846.

[876] Description of the Equatorial Regions.

[877] Prichard, Phys. Hist., of Mankind, vol. i. p. 75.

[878] Buffon, vol. v. p. 204.

[879] Sir T. D. Lauder, Bart., on the Floods in Morayshire, Aug. 1829, p. 302, second edition.

[880] Expedition from Pittsburg to the Rocky Mountains, vol. ii. p. 153.

[881] Richardson's Fauna Boreali-Americana, p. 16.

[882] Phil. Trans., vol. ii. p. 872.