70 ' BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



4287. Diplodocus longus Marsh. Plesiotype. 



Right hind foot associated with femur, tibia, and fibula. 

 Morrison (Jurassic). Near Canyon City, Colorado. 



Marsh, Sixteenth Ann. Rept. U. S. Geol. Surv. for 1894-5, Pt. i, 

 1896, p. 180, pi. 28, fig. 2. 



= Brontosaurus sp. 



4712. Diplodocus longus Marsh, Plesiotype. 



Cervical vertebrae. Morrison (Jurassic). Canyon City, 

 Colorado. 



Marsh, Sixteenth Ann. Rept. U. S. Geol. Surv. for 1894-5, Pt. i, 

 1896, pi. 27, fig. 3. 



= Brontosaurus sp. 



2672. Diplodocus longus Marsh. Plesiotype. 



Skull and jaws. Morrison (Jurassic). Canyon City, 

 Colorado. 



Marsh, Amer. Journ. Sci. (3), XXVII, 1884, pi. 3, figs. 1-3, pi. 4, fig. 

 i; Sixteenth Ann. Rept. U. S. Geol. Surv. for 1894-5, Pt. I, 

 1896, p. 177, text fig. 27, pi. 25, pi. 76, fig. 4; Mon. U. S. Geol. 

 Surv., XXVII, 1897, p. 495, text fig. 44.— Hatcher, Mem. 

 Carnegie Mus., I, 1901, pi. 2, figs. 1-3. 



5368. Diplodocus longus Marsh. Plesiotype. 



Atlas. Morrison (Jurassic). Canyon City, Colorado. 



Marsh, Sixteenth Ann. Rept. U. S. Geol. Surv. for 1894-5, Pt. i, 

 1896, pi. 27, figs. I, 2. — Hatcher, Mem. Carnegie Mus., I, 1901, 

 p. 19, figs. 4, 5. 



4288. Diracodon laticeps Marsh. Type. 



Caudal vertebrae, .spines, and plate. Morrison (Jurassic). 

 Wyoming. 



Mansh, Amer. Journ. Sci. (3), XXXIV, 1887, p. 416. pi. 9; Geol. 

 Mag., London, Dec. 3, V, 1888, pi. 3; Sixteenth Ann. Rept. U. 

 S. Geol. Surv. for 1894-5, Pt. i, 1896, p. 193, pi. 51. 



2364. Dystrophseus visemalae Cope. Type. 



Ulna, radius, metacarpals, and part of pubis. Jurassic. 

 Painted Canyon, southea.stern Utah. 



Cope, Proc. Amer. Phila. Soc, XVI, 1877, p. 581; Rept. U. S. 

 Geogr. Surv. W. looth Merid., IV, Pt. II, 1877, p. 34, pi. 83, 

 figs. 1-6. — Huene, Neues Jahrb., Beilage-Band XIX, 1904, p. 

 319, text figs. 4, 5, pis. 14-16. 



2578. Emys cibollensis Cope. Type. 



Portions of carapace and plastron. Wasatch (Eocene). 

 Gallinas River, New Mexico. 



Cope, Rept. U. S. Geogr. Surv. W. looth Merid., IV, Pt. II, 1877, p. 

 57, pi. 27, fig. 4, pi. 28, figs. 3-6. 



4125. Emys euthneta Cope. Cotypes. 



Vertebral and marginal bones. Wasatch (Eocene). Black 

 Buttes, Wyoming. 



Cope, Sixth Ann. Rept. U. S. Geol. Surv. Terr, for 1872, 1873, p. 

 628; Rept. U. S. Geol. Surv. Terr., Ill, 1884, p. 133, pi. 18, figs. 

 34-42. 



