VIII LIST OF ILLUSTRATIONS. 



Sph^rium? idahoknse. 



Page. 

 Figs. 12 and 13. Copies of Meek's original figures. 



Sph^rium rugosum. 



Figs. 14, 15, and 16. Copies of Meek's original figures. 



Latia dallii (sp. nov.). 



Fig. 17. Dorsal view of the largest known example. 



Fig. 18. Lateral view of the same. 



Fig. 19. Dorsal view of another example. 



Fig. 20. Dorsal view of another example, which has been cut away so as to 

 reveal the transverse semilunar septum. 

 All the figures on this plate are of natural size except Figs. 14, 15, and 



16, which are a little enlarged. 

 Plate VI. — Alaskan Fossil Plants 148 



Figs. 1, 2. Equiseium glohidosiim, sp. nov., p. 444. 



Figs. 3, 4, 5, 6. Osmunda TorelU, Heer., p. 444. 



Figs. 7, 8, 9. TJtuites (Chamoecyparis) Alaskensis, sp. nov., p. 445. 



Figs. 10, 11, 12. Comptonia cuspidaia, sp. nov., p. 445. 



Fig. 13. Comptonia prwmissa, sp. nov., p. 445. 



Fig. 14. Betula Alaskana, sp. nov., p. 446. 

 Plate VII.— Alaskan Fossil Plants 448 



Figs. 1. 2, 3, 4. Alnus corylifoJia, sp. nov., p. 446. 



Figs. 5, 6. Carpinus grandis, Ung., p. 446. 

 Plate VIIL— Alaskan Fossil Plants 448 



Fig. 1. Fagus Deucalionis, Ung., p. 446. 



Figs. 2, 3, 4, 5. Qiiercus Dallii, sp. nov., p. 446. 



Fig. 6. Salix Eaeana, Heer., p. 447. ^ 



Plate IX.— Alaskan Fossil Plants 448 



Fig. 1. Populm Kichardsoni, Heer., p. 447. 



Fig. 2. Populua arcHca, Heer., p. 447. 



Fig. 3. Ulmus sorhifoUa, Ung., p. 447. 



Fig. 4. EUrodendroii Helreiicum, Heer., p. 449. 

 Plate X.— Alaskan Fossil Plants 448 



Figs. 1, 2. Diospyros ancepn, Heer., p. 448. 



Figs. 3, 4, 5. Vacoinium reticulatum, Al. Br., p. 448. 



Fig. 6. Cornus orbi/ei-a, Heer., p. 448. 



Figs. 7, 8, 9. Magnoliu Xordenskioldi, Heer., p. 448. 

 Plate XL— Skull of Centropomus 484 



Fig. 1. Dorsal view. 



Fig. 2. Lateral view. 



Fig. 3. Ventral view. 

 Plate XIL— Skull of Echeneis 564 



Fig. 1. Dorsal view. 



Fig. 2. Lateral view. 



Fig. 3. Ventral view. 



