A Manual of Elementary Geology / or, The Ancient Changes of the Earth and its Inhabitants as Illustrated by Geological Monuments

by Sir Charles Lyell

[318-B] Lindley and Hutton, Foss. Flo. part 6. p. 150.

[319-A] See papers by Messrs. Beckett and Ick. Proceed. in Geol. Soc., vol. iv. p. 287.

[319-B] Annales des Mines, 1821.

[320-A] Principles of Geol., 8th ed., p. 215.

[321-A] See figures of texture, Witham, Foss. Veget., pl. 3.

[321-B] See Lyell's Travels in N. America, vol. ii. p. 179.

[322-A] Quart. Geol. Journ., vol. ii. p. 177.

[324-A] Geol. Quart. Journ., vol. ii. p. 393.; and vol. vi. p. 115.

[325-A] Prestwich, Geol. Trans., 2d Series, vol. v. p. 440. Murchison, Silurian System, p. 105.

[325-B] Silurian System, p. 84.