^{page 552 note 1} Quart. Journ. Geol. Soc. vol. xxix. p. 532.Google Scholar

^{page 552 note 2} pp. 209–11

^{page 554 note 1} Great Ice Age, p. 211.

^{page 554 note 2} See Peach, C. W.Proc. Edin. Physical Soc. vol. iii. pp. 38 and 396. Brit. Assoc. Rep. for 1862, Trans. of Sections, p. 84; 1864, p. 62; and 1866, p.65.Google Scholar

^{page 554 note 3} Jamieson, Quart. Journ. Geol. Soc. vol. xxi. p. 198.Google Scholar

^{page 554 note 4} ProfGeikie, A., Glacial Drift of Scot. p. 182. Jamieson, l.c. p. 199.Google Scholar

^{page 554 note 5} Smith, Researches, p.52

^{page 554 note 6} Trans. Geol. Soc. Glasgow, vol. ii. p. 281.Google Scholar

^{page 554 note 7} British Conchology, vol ii, p. 320.Google Scholar

^{page 554 note 8} Researches, p. 47; and Crosskey and Robertson, l.c. p. 274.

^{page 555 note 1} See Carpenter, The Microscope, 5th ed. 1875, p. 389.

^{page 555 note 2} Kollicker, “On the Frequent Occurrence of Vegetable Parasites in the Hard Structures of Animals,” Proc. Royal Soc. vol. x. p. 95.Google Scholar

^{page 555 note *} Series of fan-shaped ramifying tubuli seen in shell of Cyprina Islandica.

^{page 555 note **} A single fan-sliaped mass very highly magnified.