548 



Sj^stematische Phylogenie der Mammalien. 



§ 412. Stammbaum der Perissodactylen. 



Rhinocerida 



Rhinoceros 



Ceratorhinus 



\ / 



Dichoplus 



Diceratherium 



\ / 

 Ronzotherium 



Brontotherida 



Titanotherium 

 Aphelops \ 



Titanops 



Hippotherida 

 Equida 

 Equus 

 Hippidium 



\ Hippotherium 

 Pliohippus 



Aceratherium 



Brontotherium 



/ 



Teleodus 



/ 

 Diplacodon 



Chalicotherida 



(Ancylopoda) 

 Chalicotherium 



Macrotherium 



Hippa- 



rion 



Merychippus 

 Anchitherium 



Mesohippus 



Amynodon 



Hyracodon \Tapirida 



Lambdotherium 



Lophiodon 

 Protapirus 



Palaeotherida 



Paloplotherium 

 Falaeotheriurn 



Propalaeotherium 



Anchilophus 



/ 



Pachynolophus 



Epihippus 



Orohippus 



Heptodon \ 



Systemodon ? 



Ectocion 



Eohippus 



Hyraeotherida 



Hyracotherium 



Phenacodontida 

 Condylarthra 



Protuogulata 



