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Floridachoerus olseni

Mammalia - Tayassuidae

Taxonomy
Floridachoerus olseni was named by White (1941) [genotype]. Its type specimen is MCZ 3657, a partial skull (an incomplete skull with right P3-M3, and left P4-M3.), and it is a 3D body fossil. Its type locality is Thomas Farm, which is in a Hemingfordian terrestrial sandstone/claystone in the Alachua Formation of Florida.

It was recombined as Desmathyus olseni by Olsen (1962) and MacFadden and Webb (1982).

Synonymy list
YearName and author
1941Floridachoerus olseni White p. 96 figs. Pl.XIV, fig. 4
1962Desmathyus olseni Olsen
1982Desmathyus olseni MacFadden and Webb
1998Floridachoerus olseni Wright
1999Floridachoerus olseni Albright
2015Floridachoerus olseni Prothero p. 252 figs. 18 - 19
2021Floridachoerus olseni Prothero p. 14

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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()
superfamilySuoidea
—Suina(Gray 1868)
familyTayassuidae
subfamilyHesperhyinae
genusFloridachoerus
speciesolseni

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.

†Floridachoerus olseni White 1941
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Diagnosis
ReferenceDiagnosis
T. E. White 1941P3 as wide as long and more complex than in Desmathyus; P4 one and one half times as wide as long; M1+2 as wide as long; Ma slightly longer than wide.
D. R. Prothero 2015[Same as for genus] (Modi ed from Wright, 1991, 1998) A hesperhyine (as indicated by the narrow plesiochoanal fossa), having a P3 with a large lingual crescent in the protocone position, retaining the the broad pterygoid processes of the alisphenoid that join the palate at a high angle.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Diet 2: omnivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-23 13:10:33
Source: f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Lillegraven 1979, Carroll 1988, Nowak 1991, Nowak 1999

Age range: base of the Aquitanian to the top of the Hemingfordian or 23.03000 to 15.97000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Aquitanian23.03 - 20.44USA (Texas) Hesperhys pinensis (18663)
Hemingfordian20.43 - 15.97USA (Florida) Floridachoerus olseni (type locality: 18597)