knowlton.] TERTIARY PLANTS OF NORTH AMERICA. 83 
Cycadites uxrjiga Dn. Trans. Roy. Soc. Canada, vol. i, sec. iv, p. 20, 
pi. i, f. 2, 2a, 1882 [1883]. 
: Pine River Forks, Table Mountain, and Peace River, North- 
west Territory. 
Cycas sp., Tyson =Oycadeoidea marylandica. 
CYPERACITES Schimper. Pal. Veg., vol. ii, p. 412, 1870. 
[Cyperites Lindl. and Hutt. Foss. PI. Gr. Brit., vol. i, p. 124, 1831-1833 = 
Lepidodendron. Cyperites Heer. Fl. Tert. Helv., vol. i, p. 75, 1855 = 
Cyperacites.] 
Cyperacites angustior (Al. Br.) Schimp. Pal. Veg., vol. ii, p. 414, 
1870. 
Cyperites angustior Al. Br. In Stizenberger, Verstinerung, p. 75, 1851; Lx., 
Ann. Rept. U. S. Geol. and Geogr. Surv. Terr., p. 403, 1872 [1873]. [Not 
afterwards mentioned by Lesquereux.] 
? : Elk Creek, Yellowstone National Park. 
1 Cyperacites borealis (Heer) n. comb. 
Cyperites borealis? Heer. Fl. Foss. Arct., vol. i, p. 96, pi. xlv, f. 3, 1868; Lx., 
Proc. U. S. Nat. Mus., vol. x, p. 36, 1887. 
Pliocene?: Applegarth Canyon. 
Cyperacites canaliculars (Heer) Schimp. Pal. V6g., vol. ii, p. 415, 
1870. 
Cyperites canaliculars Heer. Fl. Tert. Helv., vol. i, p. 77, pi. xxviii, f. 5, 
1855 ; Lx., Proc. U. S. Nat. Mus., vol. x, p. 36, 1887. 
! : Near Strahlenberg, Utah. 
Cyperacites paucinervis (Heer) Schimp. Pal. Veg., vol. ii, p. 414, 
1870. 
Cyperites paucinervis Heer. FL Tert. Helv., vol. i, p. 79, pi. xxix, f. 4, 1855; 
Dn., Trans. Roy. Soc. Canada, 2d ser., vol. i, sec. iv, p. 144, 1895 [1896]. 
Eocene: Stanley Park, British Columbia. 
Cyperacites Haydenii (Lx.) n. comb. 
Cyperites Haydenii Lx. Cret. and Tert. FL, p. 140, pi. xxiii, f. l-3a, 1883. 
Green River Group : Uinta County, formerly but erroneously called 
Randolph County, Wyoming. 
Cyperacites? sp. (Dn.) n. comb. 
Cyperites? sp., Dn. Trans. Roy. Soc. Canada, vol. viii, sec. iv, p. 90, f. (in text) 
31, 1890. 
Eocene?: Similkameen Valley, British Columbia. 
Cyperacites sp. (L>n.) n. comb. 
Cyperites sp., Dn. Trans. Roy. Soc. Canada, vol. x, sec. iv, p. 91, f. (in text) 
16, 1892. * 
Kootanie: Anthracite? British Columbia. 
Cyperacites sp., Kn. Bull. Geol. Soc. Am., vol, viii, p. 145, 1897. 
Fort Union group : Black Buttes, Wyoming. 
Cyperites borealis Heer = Cyperacites borealis. 
Cyperites canaliculars Heer = Cyperacites canaliculars. 
Cyperites angustior Al. Br. = Cyperacites angustior. 
