Fossil plants, Vol. 2: A text-book for students of botany and geology

by A. C. Seward

[942] Forbes (51); Gardner and Ettingshausen (82).

[943] Knowlton (02) Pl. XXVI.

[944] Saporta (68) A.; Gardner and Ettingshausen (82) Pl. X. fig. 1.

[945] Gardner and Ettingshausen (82) p. 21.

[946] Lindley and Hutton (34) A. Pl. CIV.

[947] Nathorst (06³).

[948] Seward and Dale (01) p. 505.

[949] Zeiller (03) p. 109, Pls. XXIII.–XXVIII.

[950] Seward (00) p. 122.

[951] Nathorst (06³).