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Oryzomys palustris

Description

The marsh rice rat (Oryzomys palustris) is a semiaquatic North American rodent in the family Cricetidae. It usually occurs in wetland habitats, such as swamps and salt marshes. It is found mostly in the eastern and southern United States, from New Jersey and Kansas south to Florida and northeasternmost Tamaulipas, Mexico; its range previously extended further west and north, where it may have been a commensal in corn-cultivating communities. Weighing about 40 to 80 g (1.4 to 2.8 oz), the marsh rice rat is a medium-sized rodent that resembles the common black and brown rat. The upperparts are generally gray-brown, but are reddish in many Florida populations. The feet show several specializations for life in the water. The skull is large and flattened, and is short at the front.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)2438095https://www.gbif.org/species/2438095
PaleoBioDB ID (PBDB)49458https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=49458
Rankspecies
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
phylumChordataHaeckel 1847
subphylumVertebrataLamarck 1801
superclassGnathostomataGegenbauer 1874
-Osteichthyes
-SarcopterygiiRomer 1955
subclassDipnotetrapodomorpha
subclassTetrapodomorpha
-Tetrapoda
-ReptiliomorphaSäve-Söderbergh 1934
-AnthracosauriaSäve-Söderbergh 1934
-Batrachosauria
-Cotylosauria
-AmniotaHaeckel 1866
-SynapsidaOsborn 1903
-Therapsida
infraorderCynodontia
-EpicynodontiaHopson and Kitching 2001
infraorderEucynodontiaKemp 1982
-ProbainognathiaHopson 1990
-MammaliamorphaRowe 1988
-MammaliaformesRowe 1988
classMammaliaLinnaeus 1758
subclassTribosphenida
infraclassEutheria
-PlacentaliaOwen 1837
-EuarchontogliresMurphy et al. 2001
-Glires
orderRodentia
infraorderMyodontaSchaub 1958
superfamilyMuroideaIlliger 1811
familyCricetidaeFischer von Waldheim 1817
subfamilySigmodontinaeWagner 1843
-OryzomyaliaSteppan et al. 2004
tribeOryzomyini
genusOryzomysBaird 1857
speciesOryzomys palustrisHarlan 1837
Generic NameOryzomys
Common Namemarsh rice rat
Scientific NameOryzomys palustris (Harlan, 1837)
Name Published InAm. J. Sci. vol.31 p.385
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Oryzomys palustrisspeciesbelongs to Oryzomysstated without evidenceHarlan, 1837
Status (PBDB)extinct
Taxon Size (PBDB)1
First Recorded Appearance1.80 - 0.30 Ma
Pleistocene
Last Recorded Appearance0.13 - 0.01 Ma
Pleistocene
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietherbivore (based on Rodentia)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals.
Common Name(s) Marsh Rice Rat, Marsh Oryzomys, Rata-arrocera De Pantano
Wikipediahttps://en.wikipedia.org/wiki/Oryzomys_palustris

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Oryzomys palustris aquaticus
subspecies
accepted (GBIF)No associated record in PBDB
Oryzomys palustris argentatus
subspecies
accepted (GBIF)No associated record in PBDB
Oryzomys palustris couesi
subspecies
accepted (GBIF)No associated record in PBDB
Oryzomys palustris mexicanus
subspecies
accepted (GBIF)No associated record in PBDB

Obsolete Names

NameSourceTaxon RankTaxonomy
Mus palustris Harlan, 1837GBIFspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Mus palustris
Oryzomys natator floridanus Merriam, 1901GBIFsubspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys natator floridanus
Oryzomys palustris sanibeli Hamilton, 1955GBIFsubspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris sanibeli
Oryzomys palustris planirostris Hamilton, 1955GBIFsubspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris planirostris
Oryzomys palustris palustris (Harlan, 1837)GBIFsubspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris palustris
Oryzomys argentatus Spitzer & Lazell, 1978GBIFspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys argentatus
Oryzomys palustris natator Chapman, 1893GBIFsubspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris natator
Oryzomys palustris coloratus Bangs, 1898GBIFsubspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris coloratus
Oryzomys palustris texensis J.A.Allen, 1894GBIFsubspeciesAnimalia : Chordata : Mammalia : Rodentia : Cricetidae : Oryzomys : Oryzomys palustris texensis

Synonymy List

YearName and Author
1837Oryzomys palustris Harlan
1970Oryzomys palustris Dalquest and Roth p. 226
1980Oryzomys palustris Kurten and Anderson p. 239

References

Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals
Dalquest W. W., Roth E. (1970) Late Pleistocene mammals from a cave in Tamaulipas, Mexico, Southwestern Naturalist 15 2, 217-230
Kurten B., Anderson E. (1980) , Pleistocene mammals of North America, 1-442
Wilson, Don E., and DeeAnn M. Reeder, eds., 1992: null. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing. xviii + 1207. - via Integrated Taxonomic Information System (ITIS)
Hall, E. Raymond, 1981: null. The Mammals of North America, 2nd ed., vol. 2. 601-1175. - via Integrated Taxonomic Information System (ITIS)
Banks, R. C., R. W. McDiarmid, and A. L. Gardner, 1987: Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79. - via Integrated Taxonomic Information System (ITIS)
Musser, Guy G., and Michael D. Carleton / Wilson, Don E., and DeeAnn M. Reeder, eds., 2005: Superfamily Muroidea. Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vol. 2. 894-1531. - via Integrated Taxonomic Information System (ITIS)
(1996) database, NODC Taxonomic Code - via Catalogue of Life
(2001) database, Comisión Nacional para el Conocimiento y Uso de la Biodiversidad - via Catalogue of Life
Wilson, Don E., and DeeAnn M. Reeder, eds. (1992) Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing - via Catalogue of Life
Banks, R. C., R. W. McDiarmid, and A. L. Gardner (1987) Checklist of Vertebrates of the United States, the U.S. Territories, and Canada: Resource Publication, no. 166 - via Catalogue of Life
Musser, Guy G., and Michael D. Carleton / Wilson, Don E., and DeeAnn M. Reeder, eds. (2005) Superfamily Muroidea: Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vol. 2 - via Catalogue of Life
Hall, E. Raymond (1981) The Mammals of North America, 2nd ed., vol. 2 - via Catalogue of Life
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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