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Hexameryx simpsoni

Mammalia - Antilocapridae

Taxonomy
Hexameryx simpsoni was named by White (1941) [genotype]. Its type locality is Agrico Pierce Mine, which is in a Hemphillian terrestrial horizon in Florida. It is the type species of Hexameryx.

It was recombined as Hexobelomeryx simpsoni by Simpson (1945) and Ahearn (1988).

Synonyms
Synonymy list
YearName and author
1941Hexameryx simpsoni White
1942Hexameryx elmorei White
1945Hexobelomeryx simpsoni Simpson
1973Hexameryx simpsoni Webb
1988Hexobelomeryx simpsoni Ahearn
1998Hexameryx simpsoni Janis and Manning

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
RankNameAuthor
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Ruminantiamorpha
—Ruminantia(Scopoli 1777)
—Pecora()
familyAntilocapridae
genusHexameryx
speciessimpsoni

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.

†Hexameryx simpsoni White 1941
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Invalid names: Hexameryx elmorei White 1942 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: browserf
Diet 2: grazerf
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-31 16:51:41
Source: f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Nowak 1999, Nowak 1991, Lillegraven 1979

Age range: Hemphillian or 10.30000 to 4.90000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Tortonian - Zanclean11.62 - 3.6USA (Florida) Hexameryx simpsoni (18548)
Hemphillian10.3 - 4.9USA (Florida) Hexameryx simpsoni (type locality: 18502 18520 18577 18601 200705)
Late/Upper Hemphillian10.3 - 4.9USA (Florida) Hexameryx simpsoni (18532 18573 18595)