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Sciamys ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4827835	https://www.gbif.org/species/4827835
PaleoBioDB ID (PBDB)	42049	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=42049

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Chordata : Mammalia : Rodentia : Octodontidae : Sciamys

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
phylum	Chordata	Haeckel 1847
subphylum	Vertebrata	Lamarck 1801
superclass	Gnathostomata	Gegenbauer 1874
-	Osteichthyes
-	Sarcopterygii	Romer 1955
subclass	Dipnotetrapodomorpha
subclass	Tetrapodomorpha
-	Tetrapoda
-	Reptiliomorpha	Säve-Söderbergh 1934
-	Anthracosauria	Säve-Söderbergh 1934
-	Batrachosauria
-	Cotylosauria
-	Amniota	Haeckel 1866
-	Synapsida	Osborn 1903
-	Therapsida
infraorder	Cynodontia
-	Epicynodontia	Hopson and Kitching 2001
infraorder	Eucynodontia	Kemp 1982
-	Probainognathia	Hopson 1990
-	Mammaliamorpha	Rowe 1988
-	Mammaliaformes	Rowe 1988
class	Mammalia	Linnaeus 1758
subclass	Tribosphenida
infraclass	Eutheria
-	Placentalia	Owen 1837
-	Euarchontoglires	Murphy et al. 2001
-	Glires
order	Rodentia
suborder	Hystricomorpha
infraorder	Hystricognathi
-	Caviomorpha
superfamily	Octodontoidea	Waterhouse 1839
family	Octodontidae	Waterhouse 1839
subfamily	Octodontinae	Waterhouse 1839
genus	Sciamys	Ameghino 1887

Scientific Name

Sciamys Ameghino, 1887

Name Published In

Enum. Mam. fós. Patag.

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Sciamys	genus	belongs to Cercolabidae	stated without evidence	Ameghino, 1894
Sciamys	genus	belongs to Octodontidae	implied	McKenna and Bell, 1997
Sciamys	genus	belongs to Octodontoidea	stated with evidence	Carvalho and Salles, 2004
Sciamys	genus	belongs to Octodontoidea	stated without evidence	Arnal and Pérez, 2013
Sciamys	genus	belongs to Octodontinae	stated with evidence	Verzi et al., 2014

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

23.0 - 16.3 Ma
Miocene

Last Recorded Appearance

11.6 - 5.3 Ma
Miocene

Environment

terrestrial (based on Eutheria)

Motility

actively mobile (based on Osteichthyes)

Diet

herbivore (based on Octodontidae)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

M. C. McKenna and S. K. Bell. 1997. Classification of Mammals Above the Species Level

External Images

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Sciamys latidens species	accepted (GBIF)	No associated record in PBDB
Sciamys petisensis ✝ species	accepted (GBIF) listed (PBDB)		1	16.0 Ma Miocene	16.0 Ma Miocene
Sciamys principalis ✝ species	accepted (GBIF) listed (PBDB)		3	17.5 Ma Miocene	17.5 Ma Miocene
Sciamys robustus ✝ species	accepted (GBIF) listed (PBDB)
Sciamys rostratus species	accepted (GBIF)	No associated record in PBDB
Sciamys tenuissimus ✝ species	accepted (GBIF) listed (PBDB)
Sciamys varians ✝ species	accepted (GBIF) listed (PBDB)

Synonymy List

Year	Name and Author
1887	Sciamys Ameghino
1894	Sciamys Ameghino p. 67
1997	Sciamys McKenna and Bell
2004	Sciamys Carvalho and Salles
2013	Sciamys Arnal and Pérez
2014	Sciamys Verzi et al.

References

McKenna M. C., Bell S. K. (1997) , Classification of Mammals Above the Species Level, 1-640

Ameghino F. Enumeration synoptique des especes de mammifères fossiles des formations éocènes de Patagonie, Boletin de la Academia Nacional de Ciencias en Cordoba (Republica Argentina) 13, 259-452

Arnal M., Pérez M. E. (2013) A new acaremyid rodent (Hystricognathi: Octodontoidea) from the middle Miocene of Patagonia (South America) and considerations on the early evolution of Octodontoidea, Zootaxa 3616 2, 119-134 doi:10.11646/zootaxa.3616.2.2

Verzi D. H., Olivares A. I., et al (2014) Phylogeny and Evolutionary Patterns of South American Octodontoid Rodents, Acta Palaeontologica Polonica 59 4, 757-769 doi:10.4202/app.2012.0135

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

SN2000/McKenna & Bell, 1997 - via The Interim Register of Marine and Nonmarine Genera

SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - via The Interim Register of Marine and Nonmarine Genera

as per family - via The Interim Register of Marine and Nonmarine Genera

Enum. Mam. fós. Patag. - via The Interim Register of Marine and Nonmarine Genera

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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