DISCOVERY OF THE TITANOTHERES AND ORIGINAL DESCRIPTIONS 

 THE GENERA AND SPECIES OF EOCENE TITANOTHERES 



155 



The accompanying list shows, in chronologic order, 

 the names assigned to Eocene titanotheres. The 

 numbers in the first column indicate the chronologic 



order or rank of the systematic names, the roman 

 numerals indicating generic names, the arable numerals 

 specific names. 



Chronologic list of original descriptions of Eocene titanotheres 



[Generic names accepted in tliis work as valid are printed In small capitals; abandoned names are inclosed in brackets] 



I 

 1 

 2 

 3 

 4 

 6 

 6 

 II 

 7 

 Ilia 

 8 

 9 

 Illb 

 10 

 11 

 12 

 IV 

 13 

 V 



14 



VI 



15 



16 

 VII 

 17 

 18 

 19 

 VIII 

 20 

 21 

 22 

 23 

 24 

 IX 

 25 

 X, 

 26 



XI 

 XII 



27 

 28 

 29 



30 

 31 

 XIII 

 32 

 33 

 34 

 35 

 36 



1870 

 1870 

 1871 

 1871 

 1872 

 1872 

 1872 

 1872 

 1872 

 1872 

 1872 

 1872 

 1872 

 1873 

 1873 

 1873 

 1875 

 1875 

 1876 



1876 



1878 



1878 



1880 

 1880 

 1880 

 1881 

 1889 

 1890 

 1891 

 1891 

 1892 

 1895 

 1895 

 1895 

 1895 

 1895 

 1895 



1895 

 1895 

 1897 

 1899 

 1899 



1899 

 1902 

 1907 

 1907 

 1908 

 1908 

 1908 

 1908 



Palaeosyops 



Palaeosy ops 



Palaeosyops 



[Canis] 



Palaeosyops 



[Palaeosyops] 



[Palaeosyops] 



Telmatherium 



Telmatheriu m 



[Limnohyus] 



[Limnohyus] 



[Palaeosyops] 



[Limnohyus] 



[Limnohyus] 



[Limnohyus] 



Palaeosyops 



DiPLACODON 



Diplaoodon 



Bkachydiastbmathebium 



Brachydiastematherium. 



[Leurocephalus]_ 

 [Leurocephalu s] . 



paludosus.. 



major 



[montanus]_ 



[hu mills] 



Junius 



laticeps 



validus. 



robustus. 

 vaUidens _ 



laevidens-. 

 fontinalis. . 

 [diaconus]. 



elatus_ 



transilvanioum. 



cultridens. 



[Palaeosyops] borealis 



Lambdotherium 



Lambdotherium 



[Lambdotherium] 



[Palaeosyops] 



LiMNOHYOPS 



[Palaeosyops] 



[Palaeosyops] 



Palaeosyops longirostris 



[Telmatotherium] diplooonum_ 



[Telmatotherium] [cornutum]_ 



Sphenocoelus 



Sphenoooelus uintensis 



PrOTITANOTHERIUM ': 



[Diplaoodon] emarginatus 



megarhinus. 

 [minor] 



Manteoceras 



DoLICHORHINtrS- - 



[Palaeosyops] 



[Palaeosyops] 



[Telmatotherium], 



[Canis?] 



Manteoceras 



EOTITANOPS 



Lambdotheriu m_ 



Limnohyops 



Limnohy ops 



Limnohyops 



Palaeosyops 



Present determination 



Leidy.- 

 do. 



do. 



Marsh. 

 Leidy. . 

 do. 



Marsh. 



do. 



do. 



do 



do 



Cope . 



Leidy (not Marsh). 



Cope 



do 



do 



Marsh 



do 



Bockh and Maty. 



do 



Osborn, Scott, and 



Spelr. 

 do 



Cope. 



.do. 



popoagicum do__ 



brownianum do_. 



hyognathus Osborn.. 



Marsh. - 



Earle 



do._ 



do_. 



Osborn.. 



do_- 



do.. 



do.- 



Hatcher. 

 do.. 



ultimus 



manteoceras 



[diploconum var. 

 minus. 



[marshii] 



manteoceras 



pnmaevum. 



priscus 



matthewi 



monoconus. 



.! leidyi. 



do... 



do... 



Matthew. 



do... 



de- 



Hay. __ 



do. 



Osborn. 

 Loomis. 

 Osborn. 

 do. 



.do. 

 .do. 



Palaeosyops Leidy. 

 Palaeosyops paludosus Leidy. 

 Palaeosyops major Leidy. 

 Palaeosyops major? Leidy. 

 Palaeosyops sp. 

 Mesatirhinus Junius (Leidy). 

 Limnohyops laticeps (Marsh). 

 Telmatherium Marsh. 

 Telmatherium validum Marsh. 

 Palaeosyops Leidy. 

 Palaeosyops robustus (Marsh). 

 Dolichorhinus vallidens (Cope). 

 (Preoccupied.) 



Limnohyops laevidens (Cope). 

 ?Palaeosyops fontinalis (Cope). 

 Palaeosyops robustus (Marsh). 

 Diplaoodon Marsh. 

 Diplaoodon elatus Marsh. 

 Brachydiastematherium Bockh and 



Maty. 

 Brachydiastematherium transilvani- 



cum Bockh and Maty. 

 Telmatherium Marsh. 



Telmatherium cultridens (Osborn, 



Scott, and Speir). 

 Eotitanops borealis (Cope). 

 Lambdotherium Cope. 

 Lambdotherium popoagicum Cope. 

 Eotitanops brownianus (Cope). 

 Dolichorhinus hyognathus (Osborn) . 

 Limnohyops Marsh. 

 Mesatirhinus megarhinus (Earle). 

 Palaeosyops paludosus Leidy. 

 Palaeosyops longirostris Earle. 

 Rhadinorhinus diploconus (Osborn). 

 Dolichorhinus hyognathus (Osborn) . 

 Sphenocoelus Osborn. 

 Sphenocoelus uintensis Osborn. 

 Protitanotherium Hatcher. 

 Protitanotherium emarginatum 



Hatcher. 

 Manteoceras Hatcher. 

 Dolichorhinus Hatcher. 

 Telmatherium ultimum Osborn. 

 Manteoceras manteoceras Hay. 

 Metarhinus fluviatilis Osborn. 



Palaeosyops major? Leidy. 

 Manteoceras manteoceras Hay. 

 Eotitanops Osborn. 

 Lambdotherium primaevum Loomis. 

 Limnohyops priscus Osborn. 

 Limnohyops matthewi Osborn. 

 Limnohyops monoconus Osborn. 

 Palaeosyops leidyi Osborn. 



