196 DINOCERATA- 



Number 1232, collected by Mr. J. W. Chew, in 1874, in Wyoming, 

 consisting of pai"ts of a pelvis, and various limb bones. 



Number 1234, collected by Mr. L. Lamotte, at Camp Springs, 

 Wyoming, in 1873, consisting of limb bones, caudal vertebi-te, etc. 



Number 1245, collected in 1872, by Messrs. B. D. Smith and J. W. 

 Chew, at Big Bone Buttes, Wyoming, and consisting of a humerus, etc. 



Number 1247, collected in November, 1873, by Messrs. S. Smith and 

 J. W. Chew, at Tula Springs, near Sage Creek, Wyoming, and consisting 

 of tarsal bones, etc. 



Number 1248, collected by Mr. B. D. Smith, in 1871, at Henry's Fork, 

 Wyoming, and consisting of axis, femur, tibia, etc. 



Number 1251, collected by Mr. J. Heisey, May, 1876, eight miles 

 south of Dug Springs, near Haystack Mountain, about sixty-live miles 

 east of Green River, and twenty-tive miles south of the Union Pacific 

 railroad, Wyoming, and consisting of vertebrae, etc. 



Number 1252, collected by Mr. S. Smith, in February, 1875, north of 

 Leavitt's Ranch on Henry's Fork about twenty miles west of Green River, 

 Wyoming, consisting of parts of the skull, a tibia, fibula, etc. 



Number 1255, collected in June, 1874, by Mr. L. Lamotte, at Big- 

 Bone Buttes, and consisting of part of the lower jaws, showing milk 

 incisors in position, cervical and dorsal vertebrpe, ribs, and limb bones, etc. 



Number 1490, collected by Mr. L. Lamotte, in Wyoming, and 

 consisting of incisor teeth. 



Number 1514, collected by Mr. J. Heisey, May, 1876, eight miles south 

 of Dug Springs, AVyoming, and consisting of lower jaws with molars. 



Number 1520, collected by Dr. J. V. A. Carter, in Wyoming, 

 consisting of fragments of a skull, carpal bones, vertebra;, etc. 



Number 1528, collected by Mr. J. W. Chew, in 1875, near Henry's 

 Fork, Wyoming, consisting mostly of tarsal bones. 



Number 1529, collected in Wyoming, by an Indian, called Shoshone 

 John, and consisting of a considerable number of bones from several 

 difFei'ent skeletons. 



Number 1548, collected by Messrs. S. Smith and J. W. Chew, in 

 November, 1873, near Sage Creek, Wyoming, consisting of a parietal 

 horn-core, leg bones, etc. 



The geological horizon of all these specimens is in the Dinoeeras, or 

 Bridger, beds of the Middle Eocene, as shown in the section on pnge 7. 



The remains of the specimens here described are preserved in the 

 Museum of Yale College. 



