#  Horse Environments - Keys to Cenozoic Fauna 

 



###  <a></a>Eocene (55.8-33.9 MYA)

 ![Horses - Eocene Key](/sites/g/files/omnuum10506/files/collectionsmcz/files/horse_environment_1_eocene_key_01.jpg)

 

 [Return](/horse-environments-over-time).

###  <a></a>Oligocene (33.9-23 MYA)

 ![Oligocene Key](/sites/g/files/omnuum10506/files/collectionsmcz/files/horse_environment_2_keyoligo.jpg)

 

 [Return](/horse-environments-over-time).

###  <a></a>Miocene (23-5.3 MYA)

 ![Miocene Key](/sites/g/files/omnuum10506/files/collectionsmcz/files/horse_environment_3_keymiocene.jpg)

 

 [Return](/horse-environments-over-time).

###  <a></a>Pliocene (5.3-2.6 MYA)

 ![Pliocene Key](/sites/g/files/omnuum10506/files/collectionsmcz/files/horse_environment_4_keypliocene.jpg)

 

 [Return](/horse-environments-over-time).

###  <a></a>Pleistocene (2.6 MYA-10,000 YA)

 ![Pleistocene Key](/sites/g/files/omnuum10506/files/collectionsmcz/files/horse_environment_5_keypleistocene.jpg)

 

 [Return](/horse-environments-over-time).

 *Original art by:*  **Xavier Moss**