|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Mammalia - Perissodactyla - Equidae
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|O. Mooser 1968 (Astrohippus albidens)||Size relatively small for a species of Astrohippus . Lower cheek teeth quite straight . Lower molars and premolars with V-shaped valleys between metaconid and metastylid . Upper molars and premolars with strongly developed styles and elongated protocones.|