188 CATALOGUE OF THE CRETACEOUS AND [buli. 152. 
Pterospermites cupanioides (Newby.) Kn. Proc. TJ. S. Nat. Mas., 
vol. xvi, p. 35, pi. ii, f. 1, 1893. 
Phyllites cupanioides Newby. Later Extinct Floras, p. 74, 1868. 
Pterospermites Whitei Ward. Bull. U. S. Geol. Surv., no. 37, p. 94, vol. xvi, f. 
5, 6, 1887. 
Fort Union group : Glendive? Montana. 
Pterospermites dentatus Heer. Fl. Foss. Arct., vol. i, p. 138, pi. 
xxi, f. 15Z> ; xxiii, f. 6, 7, 1888; Lesquereux, Proc. U. S. Nat. Mus., 
vol. x, p. 45, 1887. 
Miocene?: Mackenzie River; Upper Kanab Valley, Utah. 
Pterospermites grandidentatus Lx. Bull. Mus. Comp. Zool., vol. 
xvi, p. 53, 1888. 
Denver group : Golden, Colorado. 
Pterospermites Haydenii Lx.= Protophyllum Haydenii. 
Pterospermites longeacuminatus Lx. Fl. Dak. Or., p. 186, pi. lix, 
f. 3, 1892. 
Dakota group : Kansas. 
Pterospermites modestus Lx. Fl. Dak. Gr., p. 180, pi. lviii, f. 5, 
1892. 
Dakota group: Kansas. 
Pterospermites minor Ward. Bull. U. S. Geol. Surv., no. 3.7, p. 95, 
pi. xlii, f. 1-3, 1887. 
Fort Union group : Burns's Ranch, Montana. 
Pterosper mites multinervis Lx. = Protophyllum inultinerve. 
Pterospermites quadratus Lx. = Protophyllum quadratum. 
Pterospermites rugosus Lx. = Protophyllum rugosum. 
Pterospermites spectabilis Heer. Fl. Foss. Arct., vol. ii, abt. iv, 
p. 480, pi xliii, f.l5&; liii, f. 1-4, 1869; Lx., Proc. U. S. Nat. Mus., 
vol. xi, p. 27, 1888. 
Miocene : Spanish Peak, California. 
Pterospermites Sternbergii Lx. = Protophyllum Sternbergii. 
Pterospermites Whitei Ward = Pterospermites cupanioides. 
Pterospermites sp. Lx. Bull. Mus. Comp. Zool., vol. xvi, p. 53, 
1888. 
Denver group : Golden, Colorado. 
Pterospermites sp. Kn. Bull. Geol. Soc. Am., vol. viii, p. 154, 1897. 
Montana formation: Point of Rocks, Wyoming. 
Pterospermites sp. Kn. Bull. Geol. Soc. Am., vol. viii, p. 154, 1897. 
Montana formation: Point of Rocks, Wyoming. 
PYRUS (Tournefort) Linnreus. Syst., ed. i, 1735. 
Pyrus cretacea Newby. Later Extinct Floras, p. 12, 1868. 
Dakota group: Kansas. 
QTTERCINXUM Unger in Endlicher. Gen. PL, suppl. ii, p. 101. 
Quercinium Knowltoni Felix. Zeitschr. d. Deutschen Geolog. Gesell. 
Jahr. 1896, p. 250, pi. vi, f. 2, 1896. 
Miocene: Amethyst Mountain, Yellowstone National Park. 
