138 CATALOGUE OP THE CRETACEOUS AND [bull. 1 52. 
Macclintockia trinervis Heer. Fl. Foss. Arct., vol. i, p. 115, pi. xv, 
f. 7-9, 18G8 ; Dn., Trans. Roy. Soc. Canada, vol. xi, sec. iv, p. 04, pi. 
x, f. 38, 1893 [1894]. 
Upper Cretaceous : Port McNeill, Vancouver Island. 
Madura auriantiaca Nutt.= Toxylon poiniferum. 
MACREXG-HTXA Alphonse de Candolle. Prod., vol. viii, p. 220, 
1844. 
Macreightia crassa Lx. Cret. and Tert. Fl., p. 175, pi. xxxiv, f. 16, 
17, 1883. 
Green River group: Florissant, Colorado. 
Macrospores? sp., Font. Potomac Fl., p. 274, pi. cxxxvi, 1889. 
Potomac formation: Dutch Gap Canal, Virginia. 
MACROTiENIOPTERIS Scbimper. Pal. Veg., vol. i, p. 610, 1869. 
Macrotaeniopteris vancouverensis Dn. Trans. Roy. Soc. Canada, 
vol. xi, sec. iv, p. 55, pi. v, f. 1-3, 1893 [1894]. 
Upper Cretaceous: Nanaimo. 
MAG-NOLIA Linnaeus. Syst., ed. i, 1735. 
Magnolia acuminata L. Hollick, Bull. Torr. Bot. Club, vol. xix, p. 
331, 1892. 
Miocene!: Bridgeton, New Jersey. 
Magnolia alternans Heer. Phyll. Cret. d. Nebr., p. 20, pi. iii, f. 2-4; 
pi. iv, f. 1, 2, 1866; Cret. Fl., p. 92, pi. xviii, f. 4, 1874; Lx., Fl. Dak. 
Gr., p. 201, pi. xxxiv, f. 11, 1892; Newby., Fl. Amboy Clays, p. 73, pi. 
lv, f. 1, 2, 4, 6, 1895 [1896J. 
Dakota group: Nebraska, Kansas, and Minnesota. 
Amboy clay: Woodbridge and Sayreville, New Jersey. 
Magnolia alternans Heer, Lx. Ann. Rept. U. S. Geol. and Geogr. 
Surv. Terr., p. 300, 1871 [1872]. [Not same as Dakota group plant; 
affinity not stated by Lesquereux and apparently not afterwards 
mentioned.] 
Laramie group!: Three miles above Spring Canyon, Montana. 
Magnolia amplifolia Heer. Kreidefl. v. Moletein in Mahren, Neue 
Denkschr. Scliw. Ges., vol. xxiii, p. 21, pi. viii,f. 2; ix, f. 1, 1869; Lx., 
Fl. Dak. Gr., p. 200, pi. xxiv, f. 3, 1892. 
Dakota group: Kansas. 
Magnolia angustifolia Newby. Proc. U. S. Nat. Mus., vol. v, p. 513 
1882 [1883]. 
Magnolia attenuata Web. in Lx. Tert. Fl., p. 250, pi. xlv, f. 6, 1878. 
Laramie group : Fishers Peak, New Mexico. 
Magnolia attenuata O. Web. Lesquereux, 1878 = Magnolia angusti- 
folia. 
Magnolia auriculata Newby. MSS. Hollick, Bull. Torr. Bot. Club, 
vol. xxi, p. 61, pi. clxxix, f. 6, 7, 1894; Newby., Fl. Amboy Clays, p. 
75, pi. xli, f. 13; lviii, f. 1-11, 1895 [1896]. 
Cretaceous: Glen Cove, Long Island. 
Amboy clay: Woodbridge, New Jersey. 
