. A catalogue of the Cretaceous and Tertiary plants of North America [microform]. Paleobotany; Paleobotany; Paléobotanique; Paléobotanique. ] TERTIARY PLANTS . 185, pi. Ixvii, f. 6; Ixviii, f. 4; Ixxi, f. 2, 1889. Potomac formation: Dutch (laj*, Kankeys, and Occoquan, Virginia. Trinity division: Glenrose, Texas. Horsetown beds: 8hasta County, California. Diobnites Buchianus obtusifolius Font. Potomac Fl., p. 184, pi. clxviii, f. 3, 1889. Potomac formation: Dutch Gaj) Cannl, Virginia. Dioonites Buchianus rarinervis Font. Proc. U. tS. Nat. Mus., vol. xvi, p. 204, pi. XXXvi, f. 3,4,18
. A catalogue of the Cretaceous and Tertiary plants of North America [microform]. Paleobotany; Paleobotany; Paléobotanique; Paléobotanique. ] TERTIARY PLANTS . 185, pi. Ixvii, f. 6; Ixviii, f. 4; Ixxi, f. 2, 1889. Potomac formation: Dutch (laj*, Kankeys, and Occoquan, Virginia. Trinity division: Glenrose, Texas. Horsetown beds: 8hasta County, California. Diobnites Buchianus obtusifolius Font. Potomac Fl., p. 184, pi. clxviii, f. 3, 1889. Potomac formation: Dutch Gaj) Cannl, Virginia. Dioonites Buchianus rarinervis Font. Proc. U. tS. Nat. Mus., vol. xvi, p. 204, pi. XXXvi, f. 3,4,1893. Trinity division. Glenrose, Texas. Knoxville beds: Tehama County, California. Dioonites columbianus Dn. Trans. Koy. Soc. Canada, vol. x, sec. iv, p. 91, 1892 [1893]. Cycadcospernmm (Dioonites) CGlnmbianus Dn. Geol. Surv. Ciniulii, Kept, of Progress for 1872-73, Ai)pen. i, p. ()!», pi. i, f. 1-12, Lower Cretaceous: Skidtgate Channel, Queen Charlotte Island. Dioonites Dunkerianus (G<;pp.) Miq. Tijdschr. v. Wis en Watens., vol. iv, p. 212, ; T ont. Proc. U. S. Nat. Mus., vol. xvi, p. 265, pi. xxxvi, f. 12; xxxvii, f. 1,189;{. Trinity division: (ilenrose, Texas. Horsetown beds: Shasta County, California. DIOSCOREA Plumier ex Linuicus. Gen., ed. i, p. .'JOG, 1737. Dioscorea? cretacea Lx. Cret. Fl,, p, 56, pi. xxviii, f, 10, 1874. Dakota group: Western â It '< â '^<.l aB,i' "â . '. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Knowlton, Frank Hall, 1860-1926; United States. Geological Survey. Washington : G. P. O.
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