474 



MUSEO XACIOXAL DE BUENOS AIRES. 



Nesodontidae 

 j Froadinotherium 

 j Pronesodon 

 Hippoidea 



f COLPODONTIDAE 



f Colpodon 



t NOTOHIPPIDAE 



t PseudMpims 



t Argyrohippus 



t StilMppus 



f Perhippidion 



Perissotlactyla 



T Proterotheriidae 



Prolicaphrium 



Licaphrops 

 t Protlioatherium 



Macraucheniidae 

 t Cramauchenia 



Adiantidae 



Proadiantiis 

 t Aml)lypo(la 



Astrapotheriidae 



Astrapothericulus 

 t Astrapotherium 

 t Parastrapotherium 

 t Aneylopoda 



f HOMALOTHERIIDAE 



t Diorotherium 



t Procalichotheriam 



Leontiniidae 



? Leontinia 

 Roclentia 

 Coendidae 

 t Eosteiromtjs 

 t Parasteiromys 

 t Steironiijíf 

 Anomaluridae 

 t Protoacaremy¿¡ 

 Myocastoridae 

 t Luantlms 

 Capromyidae 



f Protoadelphomys 

 y Spaniomys 



OCTODONTIDAE 



t Eoctodon 



VlSCACCIIDAE 



t Perimys 



EOCARDIIDAE 



Archaeocardia 

 t Allotheria 



t Neoplagiaulacidae 



Eomanodon 

 Paucituberculata 



f Abderitidae 

 t Parabderites 

 j Abderites 

 t Epanorthidae 

 j Palaeopanorthus 

 f Garzoxiidae 

 t Garzonía 

 Pedí mana 



Microbiotheriidae 



Pachybiotherium 



Oligobiotheriiim 



Sparassodonta 



Borhyaenidae 



Pseiidoborhyaena 



Prothylacynidae 

 7 Pseudothylacynus 



Hathlyacynidae 

 t Clodosictis 

 t Gravicp'ada 

 f Orophodontidae 

 t Octodontotherium 



Megalonychidae 



Proschimotherium 



Hapaloides 

 7 Glyptodontia 



Propalaehoplophoridae 

 t Propalaehoplophorus 

 Dasypcida 

 Dasypidae 



