[276-A] Bridgewater Treatise, p. 290.

[276-B] Agassiz, Poissons Fossiles, vol. iii. tab. C. fig. 1.

[276-C] Ibid. p. 168.

[276-D] Ibid. p. 187.

[277-A] Geol. Soc. Proceedings, vol. iii. p. 157. 1839.

[277-B] Geol. Trans. Second Series, vol. v. p. 511.

[278-A] Geol. Trans., Second Series, vol. i. pl. 49.

[278-B] Conybeare and De la Beche. Geol. Trans.; and Buckland, Bridgew. Treat., p. 203.

[278-C] Quart. Geol. Journ. vol. ii. p. 411.

[279-A] Αμβλυς, amblys, blunt; and ῥυγχος, rhynchus, snout.