^{page 503 note 1} For the determination of the Gorgonidæ I am indebted to Professor Angelli, Università di Roma.

^{page 503 note 2} Mr. G. F. Harris, F.G.S., kindly determined the Scalariæ

^{page 505 note 1} Bicarbonate of iron would be formed by the reaction of iron-oxide, and carbonic-oxide derived from decaying organic matter.

^{page 506 note 1} Cooke, J. H., “On the Flint and Chert of the Globigerina Limestones of the Maltese Islands”: Geol. Mag., Dec. III, Vol. X, 1893, p. 157.CrossRefGoogle Scholar

^{page 506 note 2} Ibid., “On the occurrence of Phoca rugosidens, Owen, in Maltese Strata”: Geol. Mag., Dec. IV, Vol. II, May, 1895, p. 215.Google Scholar

^{page 506 note 3} Simonelli, V., “Sopra un nuovo pteropod del miocene di Malta”: Bol. del. R. Com. Geol. d'Italia, June, 1894.Google Scholar

^{page 507 note 1} I am indebted to Professor Angelli, of Rome, for the determination of the corals.

^{page 507 note 2} Capellini, G., “Della Pietra Leccese e di Alcuni suoi Fossili,” Bologna.

^{page 507 note 3} Spratt, T., “On the Geology of Malta,” Valetta, 1854.

^{page 508 note 1} Cooke, J. H., “Notes on Stereodon Melitensis, Owen”: Geol. Mag., Dec. III, Vol. VIII, December, 1891, p. 546.CrossRefGoogle Scholar

^{page 508 note 2} Adams, A. L., “On the Discovery of the Remains of Halitherium”: Q.J.G.S., vol. xxii, p. 595.Google Scholar

^{page 508 note 3} DrMurray, J., “The Maltese Islands, with special reference to their Geological Structure”: Scot. Geog. Mag., vol. vi, p. 449.Google Scholar

^{page 508 note 4} Vide ante.

^{page 508 note 5} Gregory, J. W., “The Maltese Echinoidea, etc.”: Trans. Roy. Soc. Edin., vol. xxxvi, p. 585.Google Scholar

^{page 509 note 1} Most probably all the Sirenian remains found in Malta are referable to the genus Halitherium.—Edit. Geol. Mag.