[1868] Cavatica.
[1869] This is the case with the Helix Pomatia, and still more so with the Helix Neritoidea, which is very common in the neighbourhood of Nice, and which, at the approach of winter, is furnished with an operculum of great thickness.—B.
[1870] See B. iii. c. 9.
[1871] See B. iv. c. 23. The Romans valued them as a delicate food.
[1872] This account appears to be principally from Aristotle, Hist. Anim. B. v. c. 29.—B.
[1873] According to Cuvier, Ajasson, vol. vi. p. 458, and Lemaire, vol. iii. p. 475, the species of lizard named monitor, frequently exceeds this size; but he remarks, in reference to the size of the Indian lizard, that none of the saurians, except the crocodile, attains the length here mentioned.—B.
[1875] See B. v. c. 31.
[1876] See B. v. c. 22, and B. vi. c. 3.
[1877] This anecdote is referred to by Ælian, Anim. Nat. B. vi. c. 25. He gives an account of the dog of Gelon, Anim. Nat. B. vi. c. 62, and Var. Hist. B. i. c. 13.—B.