Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Octodontidae

Mammalia - Rodentia - Octodontidae

Synonymy list
YearName and author
1839Octodontidae Waterhouse
1883Octodontidae Flower p. 185
1891Octodontidae Flower and Lydekker p. 91
1898Octodontidae Gadow p. 43
1902Octodontidae Ameghino
1911Octodontidae Jaekel p. 222
1958Octodontidae Wood p. 172
1959Octodontidae Wood and Patterson
1982Octodontidae Patterson and Wood
1988Octodontidae Carroll
1991Octodontidae Nowak
1999Octodontidae Nowak
2001Octodontidae Huchon and Douzery p. 246
2005Octodontidae Wilson and Reeder
2015Octodontidae Arnal and Vucetich
2015Octodontidae Upham and Patterson

Is something missing? Join the Paleobiology Database and enter the data

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
—Mammaliaformes
RankNameAuthor
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
—CtenohystricaHuchon et al. 2000
infraorderHystricognathi(Tullberg 1899)
—Caviomorpha(Wood and Patterson 1955)
superfamilyOctodontoideaWaterhouse 1839
familyOctodontidaeWaterhouse 1839
familyOctodontidaeWaterhouse 1839

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. Octodontidae Waterhouse 1839
show all | hide all
G. †Eoctodon Ameghino 1902
+
†Eoctodon crassiusculus Ameghino 1904
†Eoctodon securiclatus Ameghino 1902
G. †Eucoelophorus Ameghino 1909
G. †Massoiamys Vucetich 1978
+
†Massoiamys obliquus Vucetich 1978
G. †Metacaremys Piñero et al. 2021
+
†Metacaremys calfucalel Piñero et al. 2021
†Metacaremys dimi Piñero et al. 2021
†Metacaremys primitiva Piñero et al. 2021
+
Invalid names: Cercomys primitiva Pascual 1967 [objective synonym], Chasicomys cangapoli Quintana 1995 [objective synonym]
Subfm. Octodontinae Waterhouse 1839
+
G. †Abalosia Reig and Quintana 1991
+
†Abalosia castellanosi Rusconi 1933
G. Octodon Bennett 1823 [degu]
+
Octodon degus Molina 1782 [degu]
G. †Sciamys Ameghino 1887
+
†Sciamys petisensis Arnal and Pérez 2013
†Sciamys principalis Ameghino 1887
†Sciamys robustus Ameghino 1894
†Sciamys varians Ameghino 1887
G. Spalacopus Wagler 1832 [coruro]
G. Tympanoctomys Yepes 1942 [plains viscacha rat]
G. Octodontomys Palmer 1903
G. Octomys Thomas 1920 [viscacha rat]
G. †Palaeoctodon Rovereto 1914
+
†Palaeoctodon simplicidens Rovereto 1914
G. †Phthoramys Ameghino 1887
G. †Phtoramys Ameghino 1887
+
†Phtoramys hidalguense Pascual et al. 1965
†Phtoramys homogenidens Ameghino 1887
†Phtoramys pulcher Rovereto 1914
G. †Pithanotomys Ameghino 1887
+
†Pithanotomys chapalmalensis Ameghino 1908
†Pithanotomys columnaris Ameghino 1887
†Pithanotomys cordubensis Ameghino 1889
†Pithanotomys intermedius Ameghino 1889
†Pithanotomys macer Ameghino 1888
†Pithanotomys orthorhynchus Ameghino 1908
†Pithanotomys similis Ameghino 1889
†Pithanotomys solisae Candela et al. 2023
G. †Plataeomys Ameghino 1881
+
†Plataeomys brevis Rovereto 1914
†Plataeomys elongatus Rovereto 1914
†Plataeomys innominatus Rovereto 1914
†Plataeomys scindens Ameghino 1889
G. †Pseudoplataeomys Kraglievich 1934
+
†Pseudoplataeomys formosus Kraglievich 1934
†Pseudoplataeomys innominatus Kraglievich 1934
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Reproduction: viviparoussubc
Comments: life habit and diet based on Nowak 1999f
Created: 2005-06-08 10:11:09
Modified: 2005-08-26 13:40:07
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Carroll 1988, Hendy et al. 2009, Nowak 1991, Lillegraven 1979

Age range

Maximum range based only on fossils: base of the Santacrucian to the top of the Holocene or 17.50000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 16.3 Ma

Collections (83 total)


Time interval Ma Country or state Original ID and collection number
Burdigalian20.44 - 15.97Chile (Aisén) Sciamys principalis (71843)
Santacrucian17.5 - 16.3Argentina (Santa Cruz) Sciamys principalis (176571 210637) Sciamys sp. (142533 176578 206243) Sciamys sp., Sciamys latidens, Sciamys principalis (176593 210638) Sciamys sp., Sciamys principalis (210786)
Langhian15.97 - 13.82Argentina (Chubut) Sciamys petisensis (133676)
Langhian - Serravallian15.97 - 11.62Argentina (Chubut) Massoiamys obliquus (215594 215595)
Colloncuran15.5 - 13.8Argentina (Río Negro) Massoiamys obliquus (140637)
Laventan13.8 - 11.0Bolivia (Tarija) Octodontidae indet. (38071)
Late/Upper Miocene11.608 - 5.333Argentina (Mendoza) Metacaremys calfucalel (230710)
Chasicoan10.0 - 9.0Argentina (Buenos Aires) Cercomys primitiva, Chasicomys cangapoli, Chasichimys bonaerense (140913)
Chasicoan10.0 - 9.0Argentina (San Juan) Metacaremys primitiva (167887)
Chasicoan10.0 - 9.0Argentina (La Pampa) Metacaremys primitiva (230708 230709)
Huayquerian8.0 - 5.0Argentina (Mendoza) Metacaremys calfucalel (231327)
Huayquerian8.0 - 5.0Argentina (Catamarca) Phtoramys sp. (198546 198547)
Huayquerian8.0 - 5.0Bolivia (Chuquisaca) Sciamys sp. (68792)
Huayquerian8.0 - 5.0Argentina (La Rioja) Octodontidae indet. (151506)
Huayquerian8.0 - 5.0Argentina (Buenos Aires) Metacaremys dimi (198862) Phtoramys hidalguense (61292 61298 152068) Pithanotomys sp. (61304)
Huayquerian8.0 - 5.0Argentina (La Pampa) Metacaremys calfucalel (192135 204363 206031) Metacaremys dimi (204361) Metacaremys primitiva (151498) Octodontidae indet., Cercomys primitiva, Metacaremys primitiva (152063) Octodontidae indet., Metacaremys calfucalel (152061) Palaeoctodon simplicidens (152066) Phtoramys hidalguense (87198) Phtoramys hidalguense, Metacaremys calfucalel (151500) Phtoramys sp. (204598) Phtoramys sp., Palaeoctodon simplicidens, Metacaremys calfucalel (140925)
Messinian7.246 - 5.333Argentina (La Pampa) Phtoramys hidalguense (152067) Phtoramys homogenidens, Pithanotomys macer (141939)
Messinian7.246 - 5.333Argentina (Jujuy) Pithanotomys sp., Pithanotomys solisae (232411)
Messinian7.246 - 5.333Argentina (Buenos Aires) Phtoramys homogenidens (152069)
Messinian7.246 - 5.333Argentina (Catamarca) Octodontinae indet. (198820)
Messinian - Zanclean7.246 - 3.6Argentina (Mendoza) Octodontidae indet. (230923)
Early/Lower Pliocene5.333 - 3.6Argentina (Buenos Aires) Pithanotomys sp. (191767 191770)
Zanclean5.333 - 3.6Argentina (Catamarca) Pithanotomys columnaris (198549)
Montehermosan5.0 - 3.8Argentina (Buenos Aires) Phtoramys homogenidens (199153) Phtoramys homogenidens, Pseudoplataeomys formosus, Pithanotomys columnaris (145757) Phtoramys homogenidens, Pseudoplataeomys formosus, Pithanotomys columnaris, Pithanotomys macer (198863) Pithanotomys columnaris (152081 152085 152088) Pithanotomys sp. (152062) Pseudoplataeomys sp., Pithanotomys columnaris (198687)
Montehermosan5.0 - 3.8Argentina (Mendoza) Eucoelophorus sp. (189520)
Montehermosan5.0 - 3.8Argentina (Catamarca) Pithanotomys sp., Pseudoplataeomys sp. (198551 198554) Pseudoplataeomys sp. (198552)
Montehermosan - Chapadmalalan5.0 - 3.0Argentina (Catamarca) Pithanotomys columnaris (157795)
Montehermosan - Chapadmalalan5.0 - 3.0Argentina (Cordoba) Pithanotomys cordubensis (211574)
Chapadmalalan4.0 - 3.0Argentina (Buenos Aires) Eucoelophorus cabrerai (206622) Eucoelophorus chapadmalensis (199154) Eucoelophorus chapadmalensis, Phtoramys homogenidens (199156)
Chapadmalalan4.0 - 3.0Argentina (Catamarca) Pseudoplataeomys sp. (198555)
Chapadmalalan4.0 - 3.0Argentina (San Luis) Pithanotomys sp. (152073)
Late/Upper Pliocene3.6 - 2.588Argentina (Buenos Aires) Abalosia castellanosi (123525) Eucoelophorus cabrerai, Eucoelophorus zaratei (206623) Pithanotomys columnaris (199155) Pithanotomys sp., Abalosia castellanosi (123527 199160)
Early/Lower Pleistocene2.588 - 0.781Argentina (Buenos Aires) Pithanotomys sp. (71304)
Middle Pleistocene0.774 - 0.129Bolivia (Chuquisaca) Octodontidae indet. (70704)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Mendoza) Tympanoctomys barrerae (71311)
Late/Upper Pleistocene0.129 - 0.0117Chile (O'Higgins) Octodontidae indet., Spalacopus cyanus, Octodon bridgesii, Octodon lunatus, Octodon sp., Octodon degus (71280)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Buenos Aires) Octodontidae indet. (191132)
Late/Upper Pleistocene0.129 - 0.0117Chile Octodontidae indet. (71265)
Late/Upper Pleistocene - Holocene0.129 - 0.0Chile Octodontidae indet. (71266)
Holocene0.0117 - 0.0Argentina (Mendoza) Tympanoctomys barrerae (212466 212467)