216 CATALOGUE OF THE CRETACEOUS AND [bull. 152. 
Sequoia aflinis.Lx. Bull. U. S. Geol. and Geogr. Surv. Terr., vol. i, 
p. 384, 1875 [1876]; Ann. Rept. U. S. Geol. and Geogr. Surv. Terr., 
p. 310, 1874 [1876]; Tert PL, p. 75, pi. vii, f. 3-5; pi. lxv, f. 1-4, 1878. 
Sequoia Langsdorffi Brongn. Lx., Ann. Kept., p. 400, 1874 [1876]; Tert. 
FL, p. 76, 1878. 
Green River group: Florissant, Colorado; Elko Station, Nevada. 
Sequoia ambigua Heer. FL Foss. Arct., vol. iv, abt. ii, p. 78, pi. xxi, 
1874; Font., Potomac FL, p. 245, pi. cxviii, f. 2; cxx, f. 1-6; cxxvii, 
f. 5; cxxxii, f. 3, 1889. 
Cretaceous: Marthas Vineyard. 
Kootanie : Great Falls, Montana. 
Potomac formation: Near Dutch Gap Canal and near Telegraph 
Station, Virginia. 
Sequoia angustifolia Lx. Ann. Rept. U. S. Geol. and Geogr. Surv. 
Terr., p. 372, 1872 [1873]; Tert. FL, p. 77, pi. vii, f. 6-10, 1878; Cret. 
and Tert. FL, p. 240, pi. 1, i. 5, 1883. 
Green River group: Elko Station, Nevada. 
Miocene: Corral Hollow, California. 
Sequoia biformis Lx. Bull. U. S. Geol. and Geogr. Surv. Terr., p. 
366, 1875 [1876] ; Ann. Eept. U. 8. Geol. and Geogr. Surv. Terr., 
p. 298, 1874 [1876]; Tert. FL, p. 80, pi. lxii, f. 15-18a, 1878; Ward, 
Bull. U. S. Geol. Surv., no. 37, p. 16, pi. i, f. 1-6, 1887. 
Montana formation : Point of Rocks, Wyoming. 
Sequoia brevifolia Heer. FL Foss. Arct., vol. i, p. 93, pi. ii, f. 23, 
1868; Lx., Bull. IT. S. Geol. and Geogr. Surv. Terr., vol. i, p. 365, 
1875 [1876]; Ann. Rept. IT. S. Geol. and Geogr. Surv. Terr., p. 298, 
1874 [1876]; Tert. FL, p. 78, pi. Ixi, f. 25-27, 1878. 
Montana formation : Point of Rocks, Wyoming. 
Sequoia condita Lx. Bull. U. S. Geol. and Geogr. Surv. Terr., vol. i, 
p. 391, 1875 [1876]; Ann. Rept. IT. S. Geol. and Geogr. Surv. Terr., 
p. 335, pi. iv, f. 5-7, 1874 [1876] ; Cret. and Tert. FL, p. 32, pi. i, f.5-7, 
9, 1883; Rept. on Clays in N. J., p. 29, 1878. 
Dakota group : Kansas. 
Amboy clay: Sayreville, New Jersey? 
Sequoia Couttsiae Heer. Phil. Trans., vol. clii, pt. ii, p. 1051, pis. lix, 
lx, lxi, 1862; Hollick, Trans. N. Y. Acad. Sci., vol. xii, p. 30, pi. i, f. 5, 
1892. 
Cretaceous: Staten Island. 
Canadian upper Laramie: North Saskatchewan. 
Sequoia cycadopsis Font. Potomac FL, *p. 243, pi. cxii, f. 9-11; 
cxiii, f. 1-3, 1889. 
Potomac formation : Near Brooke, Virginia. 
Sequoia delicatula Font. Potomac PL, p. 247, pi. cxxi, f. 3, 1889. 
Potomac formation: Near Dutch Gap Canal, Virginia. 
Sequoia densifolia Font. Potomac FL, p. 246, pi. cxxi, f. 4, 1889. 
Potomac formation : Near Dutch Gap Canal, Virginia. 
