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Douglassciurus

Osteichthyes - Rodentia - Sciuridae

Taxonomy
Douglassciurus was named by Emry and Korth (2001). It is not extant.

It was assigned to Sciurinae by Korth (2014); and to Sciuridae by Emry and Korth (2001), Korth et al. (2022).

Synonyms
Synonymy list
YearName and author
1996Douglassia Emry and Korth
2001Douglassciurus Emry and Korth
2014Douglassciurus Korth p. 377
2022Douglassciurus 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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
superfamilySciuroidea
familySciuridae
genusDouglassciurus

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.

G. †Douglassciurus Emry and Korth 2001
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†Douglassciurus bjorki Korth 2014
†Douglassciurus jeffersoni Douglass 1902
†Douglassciurus oaxacaensis Ferrusquia-Villafranca et al. 2018
Invalid names: Douglassia Emry and Korth 1996 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialf
Diet: granivoref
Diet 2: frugivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-26 13:04:24
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Lillegraven 1979, Hendy et al. 2009, Nowak 1991, Carroll 1988

Age range: base of the Bartonian to the top of the Whitneyan or 41.03000 to 29.50000 Ma

Collections (14 total)


Time interval Ma Country or state Original ID and collection number
Bartonian41.03 - 37.71Mexico (Oaxaca) D. oaxacaensis (197503)
Chadronian37.0 - 33.9USA (Montana) Protosciurus jeffersoni (17010)
Chadronian37.0 - 33.9Canada (Saskatchewan) Protosciurus jeffersoni (16919 16979)
Chadronian37.0 - 33.9USA (North Dakota) D. jeffersoni (16991)
Chadronian37.0 - 33.9USA (Wyoming) D. jeffersoni (16960) Protosciurus jeffersoni (16962 16963 16964) Protosciurus sp. (16961)
Chadronian37.0 - 33.9USA (Nebraska) Protosciurus jeffersoni (16917)
Late/Upper Chadronian37.0 - 33.9Canada (Saskatchewan) Protosciurus sp. (16981)
Late/Upper Chadronian - Orellan37.0 - 31.8USA (Nebraska) D. bjorki (230806)
Whitneyan31.8 - 29.5USA (South Dakota) D. bjorki (170168)