Fossil plants, Vol. 1: [A text-book] for students of botany and geology

by A. C. Seward

[155] Renault (96) p. 437.

[156] Slide No. 1923 in the Williamson collection.

[157] Crépin (81).

[158] Rules for Zoological Nomenclature, drawn up by the late H. E. Strickland, M.A., F.R.S., London, 1878.

[159] Lhwyd (1699).

[160] Knowlton (96) p. 82.

[161] Thiselton-Dyer (95) p. 846.

[162] Saporta (75) p. 193.

[163] Seward (95) p. 173.

[164] Ward (96) p. 874.