118 CATALOGUE OF THE CRETACEOUS AND [bull. 152. 
Hicoria pecan (Marsh) Britton. Hollick, Bull. Torr. Bot. Club, vol. 
xix, p. 332, 1892. 
Carya olivaeformis Nutt. Lx., Am. Journ. Sci., vol. xxvii, p. 365, 1859. 
Miocene?: Bridgeton, New Jersey. 
Pleistocene: Banks of Mississippi Biver, near Columbus, Ken- 
tucky. 
Hicoria rostrata (Gopp.) n. comb. 
Carya rostrata (Gopp.) Sclrimp. Pal. Veg., vol. hi, p. 257, 1874; Lx., Cret. and 
Tert. PL, p. 191, pi. xxxix, f. 4, 1883. 
Juglans rostrata Gopp. Palseontogr., vol. viii, p. 136, pi. lv, 1861. 
Green Kiver group : Florissant, Colorado. 
Hicoria vermontana (Lx.) n. comb. 
Carya vermontana Lx. Am. Journ. Sci., vol. xxxv, p. 357, 1861; Geol. Vt., 
vol. ii, p. 714, f. 130, 1861. 
: Brandon, Vermont. 
Hicoria verrucosa (Lx.) n. comb. 
Carya verrucosa Lx. Am. Journ. Sci., vol. xxxii, p. 357, 1861 ; Geol. Vt., vol. 
ii, p. 714, f. 129, 1861. 
: Brandon, Vermont. 
Hicoria (Dn. sp.). 
Carya sp., Dn. Trans. Roy. Soc. Canada, vol. v, sec. iv, p. 33, 1887. [Wood.] 
Fort Pierre series : Head of Swift Current. 
HYMEN-ffiA Linnaeus. Gen. PL, p. 366, 1737. 
Hymenaea dakotana Lx. Fl. Dak. Gr., p. 145, pi. lv, f. 2, 3 ; pi. Ivi, 
f. 1,2; pi. lxii, f. 2, 1892. 
Dakota group : Kansas. 
Amboy clay : New Jersey. 
Cretaceous : Sea Cliff, ? Long Island. 
Hymenaea virginiensis Font. Potomac Fl., p. 320, pi. clxiii, f. 6, 
1889. 
Potomac formation: Near Brooke, Virginia. 
HYMENOPHYLLUM Smith. In Bomer, Arch. I, 2, p. 56, 1797. 
Hymenophyllum confusum Lx. Ann. Bept. IT. S. Geol. and Geogr. 
Surv. Terr., p. 395, 1873 [1874] ; Tert. Fl., p. 51, pi. ii, f. Cj-Ga, 1878. 
Denver group: Golden, Colorado. 
Hymenophyllum cretaceum Lx. Ann. Kept. U. S. Geol. and Geogr. 
Surv. Terr., p. 421, 1872 [1873]. 
Dakota group: Fort Harker, Kansas. 
HYPNUM Linnaeus. Gen. PL, p. 323, 1737. 
Hypnum columbianum Penhallow. In Dn., Trans. Boy. Soc. Canada, 
vol. viii, sec. iv, p. 77, f. 3, 1890. 
Miocene ? : Quensel, Similkameen Valley, Britisji Columbia. 
Hypnum commutatum Hedw. Hinde, Canadian Journal [Can. Insti- 
tute], vol. xv, p. 399, 1878. 
Interglacial : Scarboro Heights, Ontario. 
Hypnum fluitans L. Penhallow, Trans. Boy. Soc. Canada, 2d ser., 
vol. ii, sec. iv, p. 65, 71, 1896. 
Pleistocene : Besserer's wharf, Ottawa Biver. 
