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Nannippus westoni
Taxonomy
Merychippus westoni was named by Simpson (1930). Its type locality is Cummer Lumber Company Phosphate Mine, which is in a Hemphillian terrestrial horizon in Florida.
It was recombined as Merychippus (Merychippus) westoni by Stirton (1940); it was recombined as Nannippus westoni by Hulbert (1993) and MacFadden (1998).
It was recombined as Merychippus (Merychippus) westoni by Stirton (1940); it was recombined as Nannippus westoni by Hulbert (1993) and MacFadden (1998).
Synonymy list
Year | Name and author |
---|---|
1930 | Merychippus westoni Simpson |
1940 | Merychippus (Merychippus) westoni Stirton p. 181 |
1993 | Nannippus westoni Hulbert, Jr. p. 352 figs. 1, 3 - 4 |
1998 | Nannippus westoni MacFadden p. 549 |
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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.
†Nannippus westoni Simpson 1930
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: subg = subgenus, subf = subfamily, subc = subclass, c = class, subp = subphylum | |||||
References: Ji et al. 2002, Hendy et al. 2009, Carroll 1988, MacFadden and Cerling 1996, MacFadden 1998, Lillegraven 1979 |
Age range: base of the Tortonian to the top of the late Early Hemphillian or 11.62000 to 4.90000 Ma
Collections (9 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Middle Miocene | USA (Florida) | Nannippus westoni (161381) | |
Late/Upper Clarendonian | USA (Florida) | Nannippus minor (18554) | |
Tortonian - Zanclean | USA (Florida) | Nannippus westoni (18568) | |
Hemphillian | USA (Florida) | Hipparion minor (18563) Merychippus westoni (type locality: 18525) Nannippus westoni (18560) | |
Late/Upper Hemphillian | USA (Florida) | Nannippus westoni (18533) | |
early Early Hemphillian - late Early Hemphillian | USA (Florida) | Nannippus minor (18539) | |
Late/Upper Hemphillian - Zanclean | USA (Florida) | Nannippus minor (18535) |