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Stichomys

Mammalia - Rodentia

Taxonomy
Stichomys was named by Ameghino (1887). It is not extant.

It was assigned to Echinomyidae by Ameghino (1891); to Adelphomyinae by Patterson and Pascual (1968) and Kramarz (2004); to Echimyidae by McKenna and Bell (1997), Carvalho and Salles (2004) and Verzi et al. (2014); and to Octodontoidea by Arnal and Vucetich (2015) and Vizcaíno et al. (2022).

Synonymy list
YearName and author
1887Stichomys Ameghino
1891Stichomys Ameghino p. 13
1968Stichomys Patterson and Pascual
1997Stichomys McKenna and Bell
2004Stichomys Carvalho and Salles
2004Stichomys Kramarz p. 204
2014Stichomys Verzi et al.
2015Stichomys Arnal and Vucetich
2022Stichomys Vizcaíno et al.

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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()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
—CtenohystricaHuchon et al. 2000
infraorderHystricognathi(Tullberg 1899)
—Caviomorpha(Wood and Patterson 1955)
superfamilyOctodontoideaWaterhouse 1839
genusStichomysAmeghino 1887

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. †Stichomys Ameghino 1887
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†Stichomys arenarus Ameghino 1894
†Stichomys planus Ameghino 1891
†Stichomys regius Ameghino 1894
†Stichomys regularis Ameghino 1887
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Maximum body mass: 790 gg
Minimum body mass: 790 gg
Body mass estimate: 790 g
Body mass source: publishedg
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2013-04-14 01:40:08
Modified: 2013-04-13 10:40:08
Source: g = genus, o = order, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Lillegraven 1979, Vizcaíno et al. 2010, Nowak 1999, Carroll 1988, Hendy et al. 2009

Age range: base of the Santacrucian to the top of the Langhian or 17.50000 to 13.82000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Burdigalian20.44 - 15.97Chile (Aisén) S. sp. (71843)
Burdigalian20.44 - 15.97Argentina (Santa Cruz) S. sp. (59133)
Burdigalian - Langhian20.44 - 13.82Argentina (Santa Cruz) S. sp. (197691)
Santacrucian17.5 - 16.3Argentina (Santa Cruz) S. regularis (176625 176635 206233) S. sp. (59324 59332 59334 142529 176587 210786 210787) S. sp., S. regularis (176593 210637 210638)
Friasian16.3 - 15.5Argentina (Chubut) S. sp., S. regularis (207562)
Colloncuran15.5 - 13.8Argentina (Río Negro) S. sp. (140691)