|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Mammalia - Perissodactyla - Equidae
It was reranked as Nannippus by McGrew (1936), Stirton (1940), Quinn (1955), Skinner (1972), Kurten and Anderson (1980), Thurmond and Jones (1981), Carroll (1988), Manning and MacFadden (1989), Prothero and Schoch (1989), Baskin (1991), Kelly (1995), MacFadden (1998) and Hulbert and Whitmore (2006).
It was assigned to Hipparion by Matthew (1926); to Equidae by McGrew (1936), Stirton (1940), Skinner (1972), Kurten and Anderson (1980), Thurmond and Jones (1981) and Carroll (1988); to Hippotheriini by Prothero and Schoch (1989); to Equinae by Manning and MacFadden (1989); and to Hipparionini by Quinn (1955), Baskin (1991), Kelly (1995), MacFadden (1998) and Hulbert and Whitmore (2006).
|Year||Name and author|
|1926||Hipparion (Nannippus) Matthew|
|1940||Nannippus Stirton p. 184|
|1955||Nannippus Quinn p. 63|
|1972||Nannippus Skinner p. 117|
|1980||Nannippus Kurten and Anderson p. 284|
|1981||Nannippus Thurmond and Jones p. 185|
|1989||Nannippus Manning and MacFadden p. 37|
|1989||Nannippus Prothero and Schoch p. 532|
|1991||Nannippus Baskin p. 999|
|1995||Nannippus Kelly p. 26|
|1998||Nannippus MacFadden p. 548|
|2006||Nannippus Hulbert and Whitmore p. 15|
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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.