TYPE SPECIMENS OF FOSSIL PLANTS. 293 



93S. Rhamnus rectinervis Heer. Illustrated specimen. 



Upper Cretaceous. Anthracite Creek, Colorado. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VII, Pt. II, 1878, p. 279, 

 pi. 52, fig. 15. 



450. Rhamnus rossmassleri Unger. Illustrated .specimen. 



Laramie (Cret.). Black Buttes, Wyoming. 



Lesquereux, Rept. U. S. Cxcol. Surv. Terr., VII, Pt. II, 1878, p. 283, 

 pi. 54, fig. 4. 



= Juglans rhamnoides. 



50106. Rhamnus similis Le.squereux. 1^3TS- 



Dakota (Cret.). Ellsworth Count}', four miles southwest 

 of Brookville, Kansas. 



Lesquereux, Mon. XVII, V. S. Geol. Surv., 1891, p. 168, pi. 35, 

 figs. 12, 13. 



748. Rhamnus tenax Le.squereux. Type. 



Dakota (Cret.). Southern Kansas. 



• Lesquereux, Ainer. Journ. Sci., LXVI, 186S, p. loi; Rept. U. vS. 



Geol. Surv. Terr., VI, Pt. I, 1874. p. 109, pi. 21, fig. 4. 



25016. Rhizomorpha sigillariae Lesquereux. Type. 



Allegheny (Penn.). Cannelton, Penn.sylvania. 



Lesquereux, Proc. Am. Phil. Soc, 1877, p. 174; Coal Flora, Second 

 Geol. Surv. Pa., Rept. Prog. P, Atlas, 1879, p. i, pi. B, figs. 

 ri, ua; Text, I, 1880, p. 3. 



187 1 Rhus acuminata Lesquereux. Illustrated specimens, 



to Green River (Tert.). Floris.sant, Colorado. 



1874- Lesquereux, Rept. U. S. Geol. vSurv. Terr., VIII, Pt. Ill, 1883, p. 194, 



pi. 42, figs. 14-17- 



2582. Rhus bendirei Lesquereux. Types. 



Miocene (Tert.). Van Horn's Ranch, John Day Vallej-, 

 Oregon. 



Lesquereux, Proc. U. S. Nat. Mus., XI, 1888, p. 15, pi. 9, fig. 2. 



=-Juglans oregoniana (part). 



1887. Rhus cassioides Lesquereux. Type. 



Green River (Tert.). Florissant, Colorado. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VIII, Pt. Ill, 1883, p. 193, 

 pi. 41, fig. II. 



1642. Rhus? drymeja Lesquereux. Type. 



Green River (Tert.). Florissant, Colorado. 



Lesquereux, Ann. Rept. U. S. Geol. and Geogr. Surv. Terr., 1873 

 [1874], p. 416. 



= Myrica drymeja. 



See Callicoma microphylla. 



477 Rhus evansii Le.squereux. Types, 



to Laramie? (Cret.j. Evanston, Wyoming. 



479- Lesquereu.x, Ann. Rept. U. S. Geol. Surv. Terr., 1871 [1872], p. 293; 



1872 [1873], p. 402; Rept. U. S. Geol. vSurv. Terr., VII, Pt. II, 

 1878, p. 291, pi. 50, fig. 4; pi. 58, figs. 5-9. 



