262 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



4061. Populus cuneata Newberr}-. Illustrated specimens. 



4065. Fort Union (Tert.). Clear Creek, fifteen miles above Glen- 

 4067. dive, Montana. 



Ward, Bull. No. 37, U. vS. Geol. Surv., 1887, p. 19, pi. 5, figs, i, 2, 3. 



4062 Populus cuneata Newberry. Illustrated specimens, 



to Fort Union (Tert.). Seven Mile Creek, below Glendive, 



4064. Montana. 



4066. Ward, Bull. No. 37, U. S. Geol. vSurv., 1887, p. 19, pi. 4. fig.s. 5-8. 



2023. Populus cuneata Newberrj'. Illustrated specimen. 



Fort Union (Tert.). Bad I^ands, Dakota. 



Lesquereux, Rept. U. vS. Geol. vSurv. Terr., VIII, Pt. Ill, 1883, p. 225, 

 pi. 46a, fig. 5. 



226 Populus cuneata Newberr}^ Illustrated specimens, 



to Fort Union (Tert.). Yellow.stone River, Montana, or Fort 



228. Union, Buford County, North Dakota. 



6970- Newberry, U. S. Geol. vSurv. Terr., Ills. Cret. and Tert. Plants, 1878, 



pi. 14, figs. 1-4. 



= Populus rotundifolia. 



6895. Populus cyclophylla Heer. Types. 



6896. Dakota (Cret.). Blackbird Hill, near Decatur, Nebraska. 



Heer, Proc. Acad. Nat. Sci. Phila., 1858, p. 266.— Newberry, U. S. 

 Geol. Surv., Ills. Cret. and Tert. Plants, 187S, pi. 3, figs. 3, 4; 

 Mon. XXXV, U. S.Geol. Surv., 1898, p. 41, pi. 3, figs. 3,4. 



= Populites cj'clopliylla. 



6916. Populus cyclophylla Heer. Illu.strated .specimen. 



Dakota (Cret. j. Fort Harker, Kansas. 



Newberry, Mon. XXXV, U. S. Geol. Surv., 1898, p. 41, pi. 4, fig. i. 



= Populites cyclophylla. 

 See Populus litigiosa. 



4072 Populus daphnogenoides Ward. Types, 



to Fort Union (Tert. j. Seven Mile Creek, below Glendive, 



4074. Montana. 



Ward, Bull. No. 37, IT. vS. (Teol. .Surv., 1887, p. 20, pi. 7, fig.s. 4-6. 



4251. Populus daphnogenoides Ward. Illustrated specimens. 



4342. Fort Union (Tert.). Top of bluff, Yellow.stone River, one- 



half mile below mouth of Elk Creek, Yellowstone 

 National Park. 



Knowlton, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, p. 696, 

 pi. 84, fig. 2. 



624a. Populus ? debeyana Heer. Illustrated specimens. 



6897. Dakota (Cret.). Blackbird Hill, Nebraska. 



Newberrv, Ann. Lye Nat. Hist. N. Y., IX, 1868, p. 17; U. S. 

 Geol'. Surv., Ills. Cret. and Tert. Plants, 1878, pi. 5, fig. 7; 

 Mon. XXXV, U. S. Geol. Surv., 1898, p. 42, pi. 5, fig. 7. 



See Juglans? debeyana. 



