[208] Quart. Journ. Geol. Soc. 1852, p. 62.

[209] Proceedings Roy. Astronom. Soc. No. iii. Jan. 1840.

[210] See a Memoir on the Temperature of the Terrestrial Globe, and the Planetary Spaces, Ann. de Chimie et Phys. tom. xxvii. p. 136. Oct. 1824.

[211] Sir H. Davy, Consolations in Travel: Dialogue III. "The Unknown."

[212] Quart. Journ. Geol. Soc. 1852.

[213] Buckland's Bridgewater Treatise, p. 409.

[214] Owen's Report on "British Fossil Reptiles, to Brit. Soc." 1841, p. 200.

[215] Quart. Journ. Geol. Soc. No. 6, p. 96.

[216] See Hitchcock's Report on Geol. of Massachusetts, and Lyell's Travels in North America, chap. 12.

[217] See Manual of Geol. by the Author, index Microlestes.