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Plesiosminthus grangeri

Osteichthyes - Rodentia - Zapodidae

Taxonomy
Schaubeumys grangeri was named by Wood (1935) [genotype]. Its type locality is Potato Creek, which is in a Hemingfordian terrestrial horizon in the "Lower Rosebud" Beds Formation of South Dakota.

It was recombined as Plesiosminthus grangeri by Wilson (1960), Sutton (1972), Storer (1975), Reynolds (1991), Green (1992), Korth and Kron (2020).

Sister species lacking formal opinion data
P. tangingoli
Entered
by J. Alroy on 2003-01-23

Synonymy list
YearName and author
1935Schaubeumys grangeri Wood
1958Schaubeumys grangeri Black
1960Plesiosminthus grangeri Wilson
1972Plesiosminthus grangeri Sutton
1975Plesiosminthus grangeri Storer
1977Schaubeumys grangeri Green
1979Schaubeumys grangeri Engesser
1980Schaubeumys grangeri Korth
1986Schaubeumys grangeri Barnosky
1988Schaubeumys grangeri Skwara
1991Plesiosminthus grangeri Reynolds
1992Plesiosminthus grangeri Green
1992Schaubeumys grangeri Korth
1994Schaubeumys grangeri Korth
2020Plesiosminthus grangeri Korth and Kron p. 352 figs. Figs. 28A–C; Table 22

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentia
infraorderMyodontaSchaub 1958
superfamilyDipodoideaFischer 1817
familyZapodidaeCoues 1875
subfamilySicistinaeAllen 1901
genusPlesiosminthusViret 1926
speciesgrangeri()

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2005-08-26 14:04:46
Modified: 2005-08-26 16:04:46
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Nowak 1999, Hendy et al. 2009, Lillegraven 1979, Ji et al. 2002, Carroll 1988

Age range: base of the Monroecreekian to the top of the Hemingfordian or 24.70000 to 16.30000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Arikareean29.5 - 18.5USA (South Dakota) Plesiosminthus grangeri (17731)
Monroecreekian24.7 - 23.1USA (South Dakota) Plesiosminthus grangeri (17561 17564)
Early/Lower Hemingfordian18.5 - 16.3USA (Nebraska) Schaubeumys grangeri (69808 69916)
Hemingfordian18.5 - 16.3USA (South Dakota) Plesiosminthus grangeri (17878) Schaubeumys grangeri (type locality: 17981)