[47] Erpétologie générale, tome vi. p. 184.
[48] Ibid. tome i. p. 180.
[49] Dumeril et Bibron, tome vi. p. 184.
[50] Pseudoxia; or, Vulgar Errours, Book iii. p. 207. By Sir Thomas Browne.
[51] Snakes of Australia, by Gerard Krefft.
[52] The Natural History of Carolina, by Mark Catesby. London, 1731.
[53] The vipers in the London Gardens labelled Cenchris piscivorus have not the thorny tail, nor are they fish eaters. Nor can the spectator form any idea of their swimming capacities, their dark, narrow tank barely enabling them to extend themselves full length. Herpetologists differ in assigning the above name, and in deciding which is really the ‘Thorn-tail’ or ‘Horn snake’ of Lawson and Catesby. Those at the Zoological Gardens, notwithstanding their specific name, are never regaled on fish.
[54] Reptiles of British India.
[55] Dr. A. Stradling affirms that these two snakes do not invariably molest each other. He had the Rat-tail (Fer de lance) and two Cribos with others in one cage, living on peaceful terms.
[56] Erpélogie générale, tome i. p. 47.