276 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



4201. Pterospermites cordatus Ward. Type. 



Fort Union (Tert.). Seven Mile Creek, below Glendive, 

 Montana. 



Ward, Bull. No. 37, U. S. Geol. Surv., 1887, p. 93, pi. 41, fig. 4. 



577. Pterospermites cupanioides (Newberry) Knowlton. See 

 Phyllites cupanioides and P. venosus. 



4205. Pterospermites cupanioides (Newberry) Knowlton. See 

 5343. Pterospermites whitei. 



3580. Pterospermites cupanioides (Newberry) Knowlton. 



Illustrated specimen. 

 Fort Union (Tert.). Glendive, Montana. 



Knowlton, Proc. U. S. Nat. Mus., XVI, 1893, p. 35, pi. 2, fig. i. 



7122. Pterospermites dentatus Heer. Illustrated specimens. 



7123. Eocene? (Tert.). Yukon River, Alaska. 



Newberry, Mon. XXXV, U. S. Geol. Surv., 1898, p. 133, pi. 53, 

 figs. I, 2. 



4370. Pterospermites haguei Knowlton. Type. 



Miocene (Tert.). Fossil Poorest Ridge, upper stratum, 

 Yellowstone National Park. 



Knowlton, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, P- 742, pi. 

 99. fig- 4- 



2742. Pterospermites longeacunninatus Lesquereux. Type. 



Dakota (Cret.). Near Fort Harker, Kansas. 



Lesquereux, Mon. XVII, U. vS. Geol. Surv., 1891, p. 186, pi. 59, fig 3. 



30088. Pterospermites magnifolia Knowlton. Type. 



Eocene (Tert.). Kukak Bay, Alaska. 



Knowlton, Harriman Alaska Exped., IV, 1904, p. 156, pi. 31. 



4202 Pterospermites minor Ward. Types 



to Fort Union (Tert.). Burns's Ranch, Montana. 



4204. Ward, Bull. No. 37, U. S. Geol. 8urv., 1887, p. 95, pi. 42, figs. 1-3 



2813. Pterospermites modestus Lesquereux. Type 



Dakota (Cret.). Near Fort Harker, Kansas. 



Lesquereux, Mon. XVII, U. S. Geol. Surv., 1891, p. 186, pi. 58 

 fig- 5- 



730. Pterospermites sternbergii Lesquereux. Types 



732. Dakota (Cret.). Fort Harker, Kansas. 



Lesquereux, Sixth Ann. Rept. U. S. Geol. Surv. Terr., 1872 [1873] 

 P- 425- 



= Protophyllum sternbergii. 



4205. Pterospermites whitei Ward. Type. 

 5343. Fort Union (Tert.). Burn's Ranch, Montana. 



Ward, Bull. No. 37, U. S. Geol. Surv., 1887, p. 94, pi. 41, figs. 5, 6. 

 = Pterospermites cupanioides. 



