Pungrotter

**Pungrotter** eller **opposummar** (Didelphimorphia) er ein orden av pungdyr, som er ein del av dei placentale pattedyra. Det finst kring 124 arter i ordenen, alle frå Amerika.
Trass i nemninga «pungrotter» har dei fleste artane i ordenen ikkje pung.

## Artar

Klassifikasjon etter Voss (2022), artar etter American Society of Mammalogists (2023) med engelske namn der norske ikkje er oppgjevne.

* **Familien Didelphidae**
** Underfamilien Glironiinae
*** Slekta *Glironia*
**** Bushy-tailed opossum (*Glironia venusta*)
** Underfamilien Caluromyinae
*** Slekta *Caluromys* 
**** Underslekta *Caluromys*
***** Bare-tailed woolly opossum (*Caluromys philander*)
**** Underslekta *Mallodelphys*
***** Derby's woolly opossum (*Caluromys derbianus*)
***** Brown-eared woolly opossum (*Caluromys lanatus*)
*** Slekta *Caluromysiops*
**** Black-shouldered opossum (*Caluromysiops irrupta*)
** Underfamilien Hyladelphinae
*** Slekta *Hyladelphys*
**** Kalinowski's mouse opossum (*Hyladelphys kalinowskii*)
*** Slekta †*Sairadelphys* Oliveira et al. 2011
**** †*Sairadelphys tocantinensis* Oliveira et al. 2011
** Underfamilien Didelphinae
*** Tribusen Metachirini 
**** Slekta *Metachirus*
***** Aritana's brown four-eyed opossum (*Metachirus aritanai*)
*****Common brown four-eyed opossum (*Metachirus myosuros*)
*****Brown four-eyed opossum|Guianan brown four-eyed opossum (*Metachirus nudicaudatus*)
*** Tribusen Didelphini 
**** Slekta *Chironectes*
***** Water opossum eller yapok (*Chironectes minimus*)
**** Slekta *Lutreolina*
***** †*Lutreolina biforata* (Ameghino 1904) Goin & Pardiñas 1996
***** Big lutrine opossum eller little water opossum (*Lutreolina crassicaudata*)
***** †*Lutreolina materdei* Goin & De los Reyes 2011
***** Massoia's lutrine opossum (*Lutreolina massoia*)
***** †*Lutreolina tracheia* Rovereto 1914
**** †Slekta *Hyperdidelphys* Ameghino 1904
***** †*Hyperdidelphys dimartinoi* Goin & Pardiñas 1996
***** †*Hyperdidelphys inexpectata* (Ameghino 1889) Marshall 1982
***** †*Hyperdidelphys parvula* Ameghino 1904
***** †*Hyperdidelphys pattersoni* (Reig 1952) Marshall 1982
**** Slekta *Didelphis* 
***** White-eared opossum (*Didelphis albiventris*)
***** Big-eared opossum (*Didelphis aurita*)
***** Guianan white-eared opossum (*Didelphis imperfecta*)
***** Common opossum (*Didelphis marsupialis*)
***** Andean white-eared opossum (*Didelphis pernigra*)
***** †*Didelphis solimoensis*
***** Virginiaopossum (*Didelphis virginiana*)
**** Slekta *Philander*
***** Anderson's four-eyed opossum (*Philander andersoni*)
***** Common four-eyed opossum (*Philander canus*)
***** Deltaic four-eyed opossum (*Philander deltae*)
***** Southeastern four-eyed opossum (*Philander frenatus*)
***** McIlhenny's four-eyed opossum (*Philander mcilhennyi*)
***** Dark four-eyed opossum (*Philander melanurus*)
***** Mondolfi's four-eyed opossum (*Philander mondolfii*) 
***** Black four-eyed opossum (*Philander nigratus*)
***** Olrog's four-eyed opossum (*Philander olrogi*)
***** Gray four-eyed opossum (*Philander opossum*)
***** Pebas four-eyed opossum (*Philander pebas*)
***** Southern four-eyed opossum (*Philander quica*)
***** Northern four-eyed opossum (*Philander vossi*)
**** †Slekta *Thylophorops* Reig 1952
***** †*Thylophorops chapadmalensis* Reig 1952
***** †*Thylophorops lorenzinii* Goin et al. 2009
***** †*Thylophorops perplana* (Ameghino 1904) Goin & Pardiñas 1996
*** Tribusen Marmosini
**** Slekta †*Hesperocynus* Forasiepi et al. 2009
***** †*Hesperocynus dolgopolae* (Reig 1952) Forasiepi et al. 2009
**** Slekta *Marmosa*
***** †*Marmosa contrerasi* Mones 1980
***** Underslekta *Eomarmosa*
****** Red mouse opossum (*Marmosa rubra*)
***** Underslekta *Exulomarmosa*
****** Isthmian mouse opossum (*Marmosa isthmica*)
****** Mexican mouse opossum (*Marmosa mexicana*)
****** Robinson's mouse opossum (*Marmosa robinsoni*)
****** Simon's mouse opossum (*Marmosa simonsi*)
****** Guajira mouse opossum (*Marmosa xerophila*)
****** Zeledon's mouse opossum (*Marmosa zeledoni*)
***** Underslekta *Marmosa* 
****** Quechuan mouse opossum (*Marmosa macrotarsus*)
****** Linnaeus's mouse opossum (*Marmosa murina*)
****** Tyler's mouse opossum (*Marmosa tyleriana*)
****** Waterhouse's mouse opossum (*Marmosa waterhousei*)
***** Underslekta *Micoureus* 
****** Adler's mouse opossum (*Marmosa adleri)*
****** Alston's mouse opossum|Alston's woolly mouse opossum (*Marmosa alstoni*)
****** White-bellied woolly mouse opossum (*Marmosa constantiae*)
****** Woolly mouse opossum|Northeastern woolly mouse opossum (*Marmosa demerarae*)
****** Northwestern woolly mouse opossum (*Marmosa germana*)
****** Jansa's woolly mouse opossum (*Marmosa jansae*)
******†*Marmosa laventica* Marshall 1976
****** Brazilian woolly mouse opossum (*Marmosa limae*) 
****** Merida woolly mouse opossum (*Marmosa meridae*)
****** Nicaraguan woolly mouse opossum (*Marmosa nicaraguae*)
****** Tate's woolly mouse opossum (*Marmosa paraguayana*)
****** Peruvian woolly mouse opossum (*Marmosa parda*)
****** Anthony's woolly mouse opossum (*Marmosa perplexa*)
****** Little woolly mouse opossum (*Marmosa phaea*)
****** Bolivian woolly mouse opossum (*Marmosa rapposa*)
****** Bare-tailed woolly mouse opossum (*Marmosa rutteri*)
***** Underslekta *Stegomarmosa*
****** Heavy-browed mouse opossum (*Marmosa andersoni*)
****** Rufous mouse opossum (*Marmosa lepida*)
**** Slekta *Monodelphis* 
***** Underslekta *Microdelphys*
****** Northern three-striped opossum (*Monodelphis americana*)
****** Gardner's short-tailed opossum (*Monodelphis gardneri*)
****** Ihering's three-striped opossum (*Monodelphis iheringi*)
****** Chestnut-striped opossum (*Monodelphis rubida*)
****** Long-nosed short-tailed opossum (*Monodelphis scalops*)
****** Southern three-striped opossum (*Monodelphis theresa*)
****** Red three-striped opossum (*Monodelphis umbristriata*)
***** Underslekta *Monodelphiops*
****** Yellow-sided opossum (*Monodelphis dimidiata*)
****** Southern red-sided opossum (*Monodelphis sorex*)
****** One-striped opossum (*Monodelphis unistriata*)
***** Underslekta *Monodelphis*
****** Arlindo's short-tailed opossum (*Monodelphis arlindoi*)
****** Northern red-sided opossum (*Monodelphis brevicaudata*)
****** Gray short-tailed opossum (*Monodelphis domestica*)
****** Amazonian red-sided opossum (*Monodelphis glirina*)
****** Marajó short-tailed opossum (*Monodelphis maraxina*)
****** Hooded red-sided opossum (*Monodelphis palliolata*)
****** Santa Rosa short-tailed opossum (*Monodelphis sanctaerosae*)
****** Touan short-tailed opossum (*Monodelphis touan*)
****** Voss's short-tailed opossum (*Monodelphis vossi*)
***** Underslekta *Mygalodelphys*
****** Sepia short-tailed opossum (*Monodelphis adusta*)
****** Handley's short-tailed opossum (*Monodelphis handleyi*)
****** Pygmy short-tailed opossum (*Monodelphis kunsi*)
****** Osgood's short-tailed opossum (*Monodelphis osgoodi*)
****** Peruvian short-tailed opossum (*Monodelphis peruviana*)
****** Monodelphis pinocchio|Long-nosed short-tailed opossum (*Monodelphis pinocchio*)
****** Reig's opossum *(Monodelphis reigi)*
****** Ronald's opossum (*Monodelphis ronaldi*)
****** Saci short-tailed opossum (*Monodelphis saci*)
***** Underslekta *Pyrodelphys*
****** Emilia's short-tailed opossum (*Monodelphis emiliae*)
**** Slekta †*Sparassocynus* Mercerat 1898
***** †*Sparassocynus bahiai* Mercerat 1898
***** †*Sparassocynus derivatus* Reig & Simpson 1972
***** †*Sparassocynus maimarai* Abello et al. 2015
***** †*Sparassocynus heterotopicus* Villarroel & Marshall 1983
**** Slekta †*Thylatheridium* Reig 1952
***** †*Thylatheridium cristatum* Reig 1952
***** †*Thylatheridium hudsoni* Goin & Montalvo 1988
***** †*Thylatheridium pascuali* Reig 1958
**** Slekta *Tlacuatzin*
***** Balsas gray mouse opossum (*Tlacuatzin balsasensis*)
***** Grayish mouse opossum|Tehuantepec gray mouse opossum (*Tlacuatzin canescens*)
***** Yucatan gray mouse opossum (*Tlacuatzin gaumeri*)
***** Tres Marías gray mouse opossum (*Tlacuatzin insularis*)
***** Northern gray mouse opossum (*Tlacuatzin sinaloae*)
**** †Slekta *Zygolestes* Ameghino 1898
***** †*Zygolestes paramensis* Ameghino 1898
***** †*Zygolestes tatei* Goin, Montalvo & Visconti 2000
*** Tribusen Thylamyini
**** Slekta *Chacodelphys*
***** Chacoan pygmy opossum (*Chacodelphys formosa*)
**** Slekta *Cryptonanus*
***** Agricola's gracile opossum (*Cryptonanus agricolai*)
***** Chacoan gracile opossum (*Cryptonanus chacoensis*)
***** Guahiba gracile opossum (*Cryptonanus guahybae*)
***** †Red-bellied gracile opossum (*Cryptonanus ignitus*)
***** Unduavi gracile opossum (*Cryptonanus unduaviensis*)
**** Slekta *Gracilinanus*
***** Aceramarca gracile opossum (*Gracilinanus aceramarcae*)
***** Agile gracile opossum (*Gracilinanus agilis*)
***** Wood sprite gracile opossum (*Gracilinanus dryas*)
***** Emilia's gracile opossum (*Gracilinanus emilae*)
***** Northern gracile opossum (*Gracilinanus marica*)
***** Brazilian gracile opossum (*Gracilinanus microtarsus*)
***** Peruvian opossum (*Gracilinanus peruanus*)
**** Slekta *Lestodelphys*
***** Patagonian opossum (*Lestodelphys halli*)
***** †*Lestodelphys juga* (Ameghino 1889)
**** Slekta *Marmosops* 
***** Underslekta *Marmosops*
****** Andean slender mouse opossum (*Marmosops caucae*)
****** Creighton's slender opossum (*Marmosops creightoni*)
****** Dorothy's slender opossum (*Marmosops dorothea*)
****** Tschudi's slender opossum (*Marmosops impavidus*)
****** Gray slender opossum (*Marmosops incanus*)
****** Neblina slender opossum (*Marmosops neblina*)
****** White-bellied slender opossum (*Marmosops noctivagus*)
****** Spectacled slender opossum (*Marmosops ocellatus*)
****** Brazilian slender opossum (*Marmosops paulensis*)
****** Soini's slender opossum (*Marmosops soinii*)
***** Underslekta *Sciophanes*
****** Bishop's slender opossum (*Marmosops bishopi*)
****** Carr's slender opossum (*Marmosops carri*)
****** Cordillera slender opossum (*Marmosops chucha*)
****** Narrow-headed slender opossum (*Marmosops cracens*)
****** Dusky slender opossum (*Marmosops fuscatus*)
****** Handley's slender opossum (*Marmosops handleyi*)
****** Panama slender opossum (*Marmosops invictus*)
****** Junin slender opossum (*Marmosops juninensis*)
****** Río Magdalena slender opossum (*Marmosops magdalenae*)
****** Silva's slender opossum (*Marmosops marina*)
****** Ojasti's slender opossum (*Marmosops ojastii*)
****** Pantepui slender opossum (*Marmosops pakaraimae*)
****** Delicate slender opossum (*Marmosops parvidens*)
****** Pinheiro's slender opossum (*Marmosops pinheiroi*)
****** Woodall's slender opossum (*Marmosops woodalli*)
**** Slekta *Thylamys* 
***** Underslekta *Thylamys*
****** Cinderella fat-tailed mouse opossum (*Thylamys cinderella*)
****** Mesopotamian fat-tailed mouse opossum (*Thylamys citellus*)
****** Elegant fat-tailed mouse opossum (*Thylamys elegans*)
****** Paraguayan fat-tailed mouse opossum (*Thylamys macrurus*)
****** White-bellied fat-tailed mouse opossum (*Thylamys pallidior*)
****** Dry Chaco fat-tailed mouse opossum (*Thylamys pulchellus*)
****** Common fat-tailed mouse opossum|Chacoan fat-tailed mouse opossum (*Thylamys pusillus*)
****** Argentine fat-tailed mouse opossum (*Thylamys sponsorius*)
****** Tate's fat-tailed mouse opossum (*Thylamys tatei*)
****** Buff-bellied fat-tailed mouse opossum (*Thylamys venustus*)
***** Underslekta *Xerodelpys*
****** Karimi's fat-tailed mouse opossum (*Thylamys karimii*)
****** Dwarf fat-tailed mouse opossum (*Thylamys velutinus*)
***** †*Thylamys colombianus* Goin 1997
***** †*Thylamys minutus* Goin 1997
***** †*Thylamys pinei* Goin, Montalvo & Visconti 2000
***** †*Thylamys zettii* Goin 1997

## Kjelder

## Bakgrunnsstoff
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