556 Kr.ORA OF THE LAKAMIK ul.'oip. 



(Irewiopsis populi/oUa, n. sp. Plate LV, Figs. 8-10. 



Burns's Raucli, Montana. 

 (Irewiopsis fici/olia, ii. sp. Plate LVI, Fij;s. 1, 2. 



Black Biittcs .Station, Wyoming. 



/ (Irewiopsis paliurifolia, n. sp. Plate LVI, Fig. 3. 



Black Biittcs Station, Wyomiuj;. 

 i'terospvrmites cordatus, n. sp. Plate LVI, Fig. 4. 



Seven Mile Creek, Montana; bed below the ironstone. 

 rterospermites Whitei, n. sp. Plate LVI, Figs. 5, 6. 



Bnrns's Ranch, Montana; collected by Dr. C. A. White in 1882. 

 Pterosptrmites minor, n. sp. Plate LVI, Figs. 7-9. 



Bnrns's Kancli, Montana. 



Credneriaf daturcefoKa, n. sp. Plate LVII, Figs. 1-5; Plate LVIII, 

 Figs. 1-5. 



Seven Mile Creek, Montana ; white marl bed 



Plate LVIII, Fig. (j, represents a leaf of Datnra Stramonium, L., introduced 

 to illustrate the similarity of its nervation to that of the fossil leaves. 



Cocculus Haydenianus, u. sj). Plate LIX, Figs. 1-5. 



Bnrns's Ranch, Montana (Figs. 1-4). Iron Blnff, Montana (Fig. . "it. 

 Named in honor of Ensign Everett Hayden, U. S. N., who has taken a special 

 interest in this plant. 



/ LiriodendroH Laraniiense, u. sp. Plate LX, Fig. 1. 



Point of Rocks Station, Wyoming; gray sandstone bed north of station. 



Magnolia pulchra, n. sp. Plate LX, Figs. 2, 3. 



Point of Rocks Station, Wyoming; gray sandstone bed north of station. 



]>i(isj>yros brachysepala, Al. Br. Plate LX, Figs. 4, 5. 



Bnrns's Ranch, ilontana (Fig. 4). Seven Mile Creek, Montana (Fig. 5). 



Diospyros Jicoidea, Lx. Plate LX, Figs. 6, 7. 



Bnrns's Ranch, Montana (.Fig.O). Clear Creek, Montana (Fig.7). 

 Diospyros .' obtiisata, ii. sp. Plate LX, Fig. 8. 



Seven Mile Creek, Montana; bed below the ironstone. 



Viburnum tilioides (Tilia aiitiqtia, Newby.). Plate LXI, Figs. 1-7; 

 Plate LXII, Figs. 1-0. 

 Clear Creek, Montana. 

 I, Viburunm perjecTum, n. sp. Plate LXII, Figs. 7-'J. 



clear Creek, Jlontana. 



Vibunuim niacrodimtiim, u. sj). Plate LXII, Fig. l(t. 



Clear Creek, Montana. 



Viburnum limpidum, ii. sp. Plate LXIII, Figs. 1-4. 

 Clear Creek, Montana. 



