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Eutypomyidae

Osteichthyes - Rodentia - Eutypomyidae

Taxonomy
Eutypomyidae was named by Miller and Gidley (1918). It is not extant.

It was assigned to Castorimorpha by Carroll (1988); to Castoroidea by Wood (1958), Montgelard et al. (2002); and to Rodentia by Johnson (1966), Korth et al. (2022).

Synonymy list
YearName and author
1918Eutypomyidae Miller and Gidley
1958Eutypomyidae Wood p. 172
1966Eutypomyidae Johnson p. 80
1988Eutypomyidae Carroll
2002Eutypomyidae Montgelard et al. p. 229
2022Eutypomyidae Korth et al.

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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()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
infraorderCastorimorpha
superfamilyCastoroideaGray 1821
familyEutypomyidaeMiller and Gidley 1918
familyEutypomyidaeMiller and Gidley 1918

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.

Fm. †Eutypomyidae Miller and Gidley 1918
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G. †Allotypomys Korth and Samuels 2015
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†Allotypomys pictus Korth and Samuels 2015
G. †Eutypomys Matthew 1905
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†Eutypomys acares Storer 1988
†Eutypomys hibernodus Korth 2000
†Eutypomys montanensis Wood and Konizeski 1965
†Eutypomys obliquidens Storer 1988
†Eutypomys parvus Lambe 1908
†Eutypomys thomsoni Matthew 1905
G. †Janimus Dawson 1966
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†Janimus dawsonae Storer 1988
†Janimus mirus Storer 1984
†Janimus rhinophilus Dawson 1966
G. †Microeutypomys Walton 1993
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†Microeutypomys karenae Walton 1993
†Microeutypomys tilliei Storer 1988
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, Lillegraven 1979, Hendy et al. 2009, Nowak 1999, Carroll 1988

Age range: base of the Uintan to the top of the Monroecreekian or 45.90000 to 23.10000 Ma

Collections (47 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Uintan45.9 - 39.7Canada (Saskatchewan) Janimus mirus (16626)
Late/Upper Uintan45.9 - 39.7USA (Utah) Eutypomyidae indet. (109166)
Late/Upper Uintan45.9 - 39.7USA (Texas) Eutypomyidae indet. (16542)
Uintan45.9 - 39.7USA (Utah) Janimus rhinophilus (16607) Janimus sp. (213066)
Uintan45.9 - 39.7USA (Texas) Eutypomyidae indet. (16535)
Duchesnean39.7 - 37.0Canada (Saskatchewan) Eutypomys acares, Eutypomys obliquidens, Janimus sp., Eutypomys tilliei (16845) Eutypomys sp., Janimus sp. (16846)
Duchesnean39.7 - 37.0USA (Texas) Eutypomys inexpectatus (16828 16830 16837)
Duchesnean - Chadronian39.7 - 33.9Canada (Saskatchewan) Eutypomys sp. (17020)
Duchesnean - Chadronian39.7 - 33.9USA (Montana) Eutypomys sp. (16840)
Chadronian37.0 - 33.9USA (North Dakota) Eutypomys parvus (16991)
Chadronian37.0 - 33.9USA (Wyoming) Eutypomys sp. (16961)
Chadronian37.0 - 33.9USA (Nebraska) Eutypomys sp. (16917 17014)
Chadronian37.0 - 33.9USA (Montana) Eutypomys parvus (16959) Eutypomys sp. (16939 17028)
Chadronian37.0 - 33.9USA (Texas) Eutypomys inexpectatus (17016)
Chadronian37.0 - 33.9USA (South Dakota) Eutypomys thomsoni (17007)
Chadronian37.0 - 33.9Canada (Saskatchewan) Eutypomys parvus (16919)
Late/Upper Chadronian37.0 - 33.9USA (Colorado) Eutypomys parvus (85117)
Middle Chadronian37.0 - 33.9Canada (Saskatchewan) Eutypomys sp. (16928)
Late/Upper Chadronian - Orellan37.0 - 31.8USA (Nebraska) Eutypomys hibernodus (230806)
Orellan33.9 - 31.8USA (North Dakota) Eutypomys hibernodus (17128)
Orellan33.9 - 31.8USA (South Dakota) Eutypomys sp. (17198) Eutypomys thomsoni (17094 17162 17174 163487)
Orellan33.9 - 31.8USA (Nebraska) Eutypomys thomsoni (17164 17168)
Whitneyan31.8 - 29.5USA (Florida) Eutypomyidae indet. (17341)
Whitneyan31.8 - 29.5USA (South Dakota) Eutypomys sp. (17338 17357) Eutypomys wilsoni (170168)
Whitneyan31.8 - 29.5USA (Oregon) Eutypomyidae indet. (17313)
Whitneyan31.8 - 29.5Canada (Saskatchewan) Eutypomyidae indet. (17372)
Geringian29.5 - 24.7USA (South Dakota) Eutypomys montanensis (17658)
Arikareean29.5 - 18.5USA (Montana) Eutypomys montanensis (17700) Eutypomys sp. (17540 17543)
late Early Arikareean29.5 - 18.5USA (Mississippi) Eutypomys sp. (277762)
Monroecreekian24.7 - 23.1Canada (Saskatchewan) Eutypomys sp. (17526)
Monroecreekian24.7 - 23.1USA (South Dakota) Eutypomys montanensis (17564)