|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Mammalia - Perissodactyla - Equidae
It was assigned to Lophiodontidae by Cope (1881); to Hyracotheriidae by Lucas and Kondrashov (2004); and to Equidae by Hay (1902), Gidley (1907), Peterson (1919), McGrew (1953), MacFadden (1998) and Franzen (2006).
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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.
|J. W. Gidley 1907||Teeth brachyodont; molariform premolars not more thantwo; digitformula4-3; rudimentaryfifthdigiton hindfot; 1stdigitoffore footnotrepresentedinknownforms. Orbitnotclosedbehind.|