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Leptotomus parvus

Mammalia - Rodentia - Ischyromyidae

Taxonomy
Leptotomus parvus was named by Wood (1959) [in McGrew et al.]. Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.

Synonyms
Synonymy list
YearName and author
1959Leptotomus parvus Wood
1962Leptotomus bridgerensis Wood

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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
RankNameAuthor
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
familyIschyromyidaeAlston 1876
genusLeptotomusMatthew 1910
speciesparvus

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.

†Leptotomus parvus Wood 1959
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Invalid names: Leptotomus bridgerensis Wood 1962 [synonym]
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: Ji et al. 2002, Carroll 1988, Nowak 1999, Hendy et al. 2009, Lillegraven 1979

Age range: base of the Bridgerian to the top of the Early/Lower Uintan or 50.30000 to 39.70000 Ma

Collections (33 total)


Time interval Ma Country or state Original ID and collection number
Bridgerian50.3 - 46.2USA (Wyoming) Leptotomus bridgerensis (16418 16647) Leptotomus parvus (16097 16109 16111 16113 16114 16137 16139 16191 16192 type locality: 16228 16260 16262 16286 16305 16309 16310 16315 16325 16330 16339 16341 16345 16355 16366 16367 16373 16379 16384 16444)
Bridgerian50.3 - 46.2USA (Colorado) Leptotomus bridgerensis (16241)
Early/Lower Uintan46.2 - 39.7USA (Colorado) Leptotomus bridgerensis (16623)