62 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



2875. Telacodon laevis Marsh. Paratype. 



Upper molar of right side. Ceratops beds (Cretaceous.) 

 Converse County, Wyoming. 



Marsh, Amer. Journ. Sci. (3), XLIII, 1892, p. 258, pi. 11, fig. i. 



2133. Telacodon praestans Marsh. Type. 



Portion of right lower jaw containing two molars. Ceratops 

 beds (Cretaceous). Converse County, Wyoming. 



Marsh, Amer. Journ. Sci. (3), XLHI, 1892, p. 258, pi. ,9, fig. 4. 



2886. Telacodon praestans Marsh. Paratype. 



Lower molar. Ceratops beds (Cretaceous). Converse 

 County, Wyoming. 

 Marsh, Amer. Journ. Sci. (3), XLIII, 1892, p. 258, pi. 11, fig. 8. 



2145. Teleoceras fossiger (Cope). See Aceratherium acutum and 

 3288. Eusydon maximus. 



121 1. Titanops curtus Marsh. I^ype. 



Complete cranium. White River (Oligocene). Colorado. 



Marsh, Amer. Journ. Sci. (3), XXXIV, 18S7, p. 330, text fig. 11. 



4256. Titanops medius Marsh. 'Type. 



Portion of skull including horn cores and dentition complete. 

 White River (Oligocene). Washington County, South 

 Dakota. 

 Marsh, Amer. Journ. Sci. (3), XLH, 1S91, p. 269. 

 = Brontotherium medium. 

 4289. Titanotherium crassicornis (Marsh). See Allopscrassicornis. 

 4251. Titanotherium serotinum (Marsh). See AUops serotinus. 



3924. Trigonias osborni Lucas. Type. 



Anterior part of cranium, with incisors and canines. White- 

 River (Oligocene). Bad Lands, South Dakota. 

 Lucas, Proc. U. S. Nat. Mus., XXIII, 1900, p. 221, text figs. I, 2. 



2885. Tripriodon ccelatus Marsh. Plesiotype. 



Right upper molar. Ceratops beds (Cretaceous). Lance 

 Creek, Converse County, Wyoming. 

 Marsh, Amer. Journ. Sci. (3), XLIII, 1892, pi. 5, fig. 3. 

 = MenLscoessus ccelatus. 



4214. Ursus procerus Miller. Type. 



Skull. Pleistocene. Middletown, Ohio. 

 Miller, Proc. Biol. Soc. Wash., XIII, 1899, p. 55. 



1092. Viverravus protenus (Cope). See Limnocyon protenus and 

 Didymictis protenus. 



1088 Viverravus protenus (Cope). See Didymictis protenus. 

 to 

 1091. 



