[82-A] Trimmer, Proceedings of Geol. Soc. vol. iv. p. 7. 1842.

[83-A] See Lyell on Sand-pipes, &c., Phil. Mag., third series, vol. xv. p. 257., Oct. 1839.

[84-A] Principles of Geology, 7th ed. p. 506., 8th ed. 509.

[85-A] Second Visit to the U. S. vol. ii. chap. 34.

[88-A] "Ancient Sea Margins," p. 114., by R. Chambers.

[91-A] See Principles, vol. i. chap. iv.

[103-A] For tertiary, Sir H. De la Beche has used the term "supracretaceous," a name implying that the strata so called are superior in position to the chalk.

[103-B] Professor Phillips has adopted these terms: Cainozoic, from καινος, cainos, recent, and ζωον, zoon, animal; Mesozoic, from μεσος, mesos, middle, &c.; Paleozoic, from παλαιος, palaios, ancient, &c.

[103-C] Professor Phillips has adopted these terms: Cainozoic, from καινος, cainos, recent, and ζωον, zoon, animal; Mesozoic, from μεσος, mesos, middle, &c.; Paleozoic, from παλαιος, palaios, ancient, &c.

[103-D] Professor Phillips has adopted these terms: Cainozoic, from καινος, cainos, recent, and ζωον, zoon, animal; Mesozoic, from μεσος, mesos, middle, &c.; Paleozoic, from παλαιος, palaios, ancient, &c.