180 



tnSTGULATA. 



Genus TINOCERAS, Marsh \ 

 Including : — Eobasileus, Cope 2 . 



Loxolophodon, Cope 3 . 



Dentition : — I. g, C. j, Pm. g-, M. 3. The base of the upper canine 



Fig. 29. 



Tinoceras comutum (Cope) 4 . — The skull; from the Bridger Eocene of 

 Wyoming, U.S.A. f. (From the ' American Naturalist.') 



1 Amer. Journ. ser. 3, vol. iv. p. 322 (for Oct., but published in advance 

 on Aug. 19, 1872). Marsh's generic nomenclature is followed in this work, 

 although Cope (Amer. Nat. vol. xix. p. 704 [1885]) states that some of the 

 names should be changed. 



2 Proc. Amer. Phil. Soc. vol. xii. p. 485 (for Oct., but published in advance 

 Aug. 20, 1872 ; vol. dated 1873). 



3 Ibid. p. 487 (same date). 4 Syn. Loxolophodon cornutus, Cope. 



