122 MUSEO NACIONAL DE BUENOS AIRES. 



Ongulés. 



Typotherium cristatum Brav. 

 Typotherium Eguiai Amgh. 

 Toxodon ensenadensis 

 Promacrauchenia ensenadensis Amgh. 

 Onohippidion compressidens 

 Nesóhippidion angulatus 

 Lama ensenadensis 

 Paranceros ensenadensis 

 Epieuryceros tru ncits 

 Listriodon cinctus 

 < 'atagonus metropolitanus 

 Mastodon rectas 



RONGEURS. 



Necromys conifer Amgli. 

 Ctenomys latidens G-erv. et Amgh. 

 Viscüeiá mínima Amgh. 

 Dolichotis platycephala Amgh. 



Oaenassiees. 



Arctoiheriurn bonaerense Gerv. 

 Pararctotherium enectum Amgh. 

 ( 'anis ensenadensis Amgh. 

 Dynocynops Morenoi (Lyd.) Amgh. 

 Felis proplatensis Amgh. 

 Smilodon crucians 



Edextés. 



Megaiherium, sp. '? 



Neoracanthus Brackebuschianus Amgh. 



Lestodon, sp. ? 



Scelidotherium, sp. ? 



Scelidodon < 'opei Amgh. 



Eumylodon, sp. ? 



