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Pseudhipparion
Taxonomy
Pseudhipparion was named by Ameghino (1904). It is not extant.
It was synonymized subjectively with Nannippus by Stirton (1940).
It was assigned to Equidae by Ameghino (1904), Webb (1969), Webb and Hulbert (1986) and Carroll (1988); to Hippotheriini by Prothero and Schoch (1989); and to Hipparionini by Kelly (1995), MacFadden (1998) and May (2019).
It was synonymized subjectively with Nannippus by Stirton (1940).
It was assigned to Equidae by Ameghino (1904), Webb (1969), Webb and Hulbert (1986) and Carroll (1988); to Hippotheriini by Prothero and Schoch (1989); and to Hipparionini by Kelly (1995), MacFadden (1998) and May (2019).
Synonyms
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Synonymy list
Year | Name and author |
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1904 | Pseudhipparion Ameghino |
1955 | Griphippus Quinn p. 42 |
1969 | Pseudhipparion Webb |
1986 | Pseudhipparion Webb and Hulbert, Jr. |
1988 | Pseudhipparion Carroll |
1989 | Pseudhipparion Prothero and Schoch p. 532 |
1995 | Pseudhipparion Kelly p. 26 |
1998 | Pseudhipparion MacFadden p. 547 |
2019 | Pseudhipparion May |
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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.
G. †Pseudhipparion Ameghino 1904
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†Pseudhipparion curtivallum Quinn 1955
†Pseudhipparion gratum Leidy 1869
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†Hipparion gratum tehonense Merriam 1916
Invalid names: Neohipparion niobrarense Gidley 1906 [synonym]
†Pseudhipparion hessei Webb and Hulbert, Jr. 1986
†Pseudhipparion retrusum Cope 1889
†Pseudhipparion simpsoni Webb and Hulbert, Jr. 1986
†Pseudhipparion skinneri Webb and Hulbert, Jr. 1986
Invalid names: Griphippus Quinn 1955 [synonym]
Diagnosis
Reference | Diagnosis | |
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J. H. Quinn 1955 (Griphippus) | Slightly larger than Calippus; protocones oval and connected to partly disconnected; hypoconal groove closed nearly to summit of crowns; para- stylid present; pli cabal'linid absent or vestigial. |