[34] L.L.L. Vol. II. pp. 47-8.
[35] Ibid. Vol. I. p. 268.
[36] Environs de Paris (1811), p. 56.
[37] Trans. Geol. Soc. 2nd Ser. Vol. II. pp. 73-96.
[38] See Mantell's Geology of the Isle of Wight and L.L.L. Vol. I. pp. 114-122.
[39] Hist. of Geol. &c. Eng. transl. p. 188.
[40] L.L.L. Vol. I. p. 173.
[41] British Critic and Theological Review (1830), p. 7 of the review.
[42] L.L.L. Vol. I. p. 177.
[43] Preface to Vol. III. of the 'Principles' (1833), p. vii.