88 



XLIX. MACRAUCHENIIDAE. 



Extinct. 

 Macrauchenia Owen=0pisthorhinus Bravard. 



I. PALAEOTHERIIDAE. 



Extinct. 



Palaeotherium Cnv. 

 Monacrum Aymard. 

 Propalaeotherium Gervais, 1849. 

 Paloplotherium Qwen=Plagiolophus Pomel. 



SUPER-FAMILY LOPHIODONTOIDEA. 

 LI. TAFIRIDAE. 



Genera. 



.1. 

 Elasmognathus Gill. 



.2. 



Tapirus Linn. 

 Rhinochoerus Gray. 



III. LOPHIODONTIDAE. 



Extinct. 



Genera fide Bronn. 



Lophiodon Cuv.Tapirotherium Blainv. 1817 (not 1846). 

 Tapiroporcus Jager, 1835. 

 Coryphodon Owen, 1846. 



Listriodon v. Meyer, 1846= Tapir other ium Lartet 



Pachynolophus Pomel, 184 r j=Hyracotlterium Blainv. 1844 (not Owen, 1840). 

 Lophiotherium Gervais, 1849. 

 Tapirulus Gervais, 1850. 

 Anchilophus Gervais, 1852. 



SUPER-FAMILY PLIOLOPHOIDIA . 

 LIII. PLIOLOPHIDAE. 



Extinct 

 Pliolophus Owen. 



PERISSODACTYLI INCERTAE SEDIS. 

 LIV. ELASMOTHERIIDAE. 



Extinct. 

 Elasmotherium Fischer = ? Stereoceros Duvernoy. 



TINGULATA1 INCERTAE SEDIS. 



ffyracotherium Owen. 

 Stereognathus Owen. 



