Genus of marsupials
Thylamys[1]
Temporal range: Mid Miocene (Colloncuran) to Recent ~ 14–0 Ma PreꞒ Ꞓ O S D C P T J K Pg N |
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Elegant fat-tailed mouse opossum |
Scientific classification |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Infraclass: | Marsupialia |
Order: | Didelphimorphia |
Family: | Didelphidae |
Subfamily: | Didelphinae |
Tribe: | Thylamyini |
Genus: | Thylamys J. E. Gray, 1843 |
Type species |
Didelphis elegans |
Species |
See text |
Thylamys is a genus of opossums in the family Didelphidae. The premaxillae are rounded rather than pointed. The females lack a pouch. The females' nipples are arranged in two symmetrical rows on the abdomen.[2] All species but T. macrurus store fat in their tails.,[3] although this is not necessarily true for all species in the genus.[4] Fossils belonging to the genus date back to the Miocene, with the oldest specimens being found in the Cerro Azul Formation of Argentina and the Honda Group of Colombia.[5] Genetic studies indicate that the genus may have originated around 14 million years ago.[6]
Taxonomy
Cladogram of living Thylamys species.[7][8]
| | | T. karimii (Petter 1968) Reig, Kirsch & Marshall 1987 (Karimi's fat-tailed mouse opossum) | | | T. velutinus (Wagner 1842) Miranda-Ribeiro 1936 (Dwarf fat-tailed mouse opossum) | | | | | | | T. tatei (Handley 1957) Reig, Kirsch & Marshall 1987 (Tate's fat-tailed mouse opossum) | | | | T. elegans (Waterhouse 1839) Gray 1843b (Elegant fat-tailed mouse opossum) | | | T. pallidior (Thomas 1902) Gardner & Creighton 1989 (White-bellied fat-tailed mouse opossum) | | | | | | | | | T. citellus (Thomas 1912c) [9] | | | | T. pulchellus (Cabrera 1934) [10] (Argentine fat-tailed mouse opossum) | | | T. pusillus (Desmarest 1804) Reig, Kirsch & Marshall 1987 (Common fat-tailed mouse opossum) | | | | | | | | T. macrurus (Olfers 1818) Gardner & Creighton 1989 (Paraguayan fat-tailed mouse opossum) | | | | T. venustus Thomas 1902 (Buff-bellied fat-tailed mouse opossum) | | | | T. cinderella (Thomas 1902) Flores, Díaz & Barquez 2000 (Cinderella fat-tailed mouse opossum) | | | T. sponsorius (Thomas 1921) Flores, Díaz & Barquez 2000 (Argentine fat-tailed mouse opossum) | | | | | | | | | | | | |
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Other species of Thylamys.[11]
- †T. colombianus Goin 1997
- T. fenestrae (Marelli 1932) [12]
- †T. minutus Goin 1997
- †T. pinei Goin, Montalvo & Visconti 2000
- †T. zettii Goin 1997
References
- ^ Gardner, A.L. (2005). "Order Didelphimorphia". In Wilson, D.E.; Reeder, D.M (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 17–18. ISBN 978-0-8018-8221-0. OCLC 62265494.
- ^ Eisenberg, John Frederick; Redford, Kent Hubbard (1999). Mammals of the Neotropics: The Central Neotropics: Ecuador, Peru, Bolivia, Brazil. University of Chicago Press. p. 624. ISBN 978-0-226-19542-1.
- ^ Gardner, Alfred L. (2008). Mammals of South America: Marsupials, xenarthrans, shrews, and bats. University of Chicago Press. p. 669. ISBN 978-0-226-28240-4.
- ^ Voss, R.S. & Jansa, S.A. (2003). "Nonmolecular data and new IRBP sequences: separate and combined analyses of didelphine relationships with denser taxon sampling". Bulletin of the American Museum of Natural History. 276: 1–82. doi:10.1206/0003-0090(2003)276<0001:PSODMI>2.0.CO;2. hdl:2246/444. S2CID 55193165.
- ^ Braun, J.K.; et al. (2005). "Phylogenetic and biogeographic relationships of mouse opossums Thylamys (Didelphimorphia, Didelphidae) in southern South America". Journal of Mammalogy. 86 (1): 147–159. doi:10.1644/1545-1542(2005)086<0147:PABROM>2.0.CO;2.
- ^ Steiner, C.; et al. (2005). "New DNA data from transthyretin nuclear intron suggest an Oligocene to Miocene diversification of living South American opossums (Marsupialia: Didelphidae)". Molecular Phylogenetics and Evolution. 35 (2): 363–379. Bibcode:2005MolPE..35..363S. doi:10.1016/j.ympev.2004.12.013. PMID 15804409.
- ^ Upham, Nathan S.; Esselstyn, Jacob A.; Jetz, Walter (2019). "Inferring the mammal tree: Species-level sets of phylogenies for questions in ecology, evolution and conservation". PLOS Biol. 17 (12): e3000494. doi:10.1371/journal.pbio.3000494. PMC 6892540. PMID 31800571.
- ^ Amador, Lucila I.; Giannini, Norberto P. (2016). "Phylogeny and evolution of body mass in didelphid marsupials (Marsupialia: Didelphimorphia: Didelphidae)". Organisms Diversity & Evolution. 16 (3): 641–657. doi:10.1007/s13127-015-0259-x. S2CID 17393886.
- ^ Flores, D.; Teta, P. (2016). "Thylamys citellus". IUCN Red List of Threatened Species. 2016: e.T199835A22172943. doi:10.2305/IUCN.UK.2016-2.RLTS.T199835A22172943.en. Retrieved 9 January 2020.
- ^ Flores, D.; Teta, P. (2016). "Thylamys pulchellus". IUCN Red List of Threatened Species. 2016: e.T199834A22172571. doi:10.2305/IUCN.UK.2016-2.RLTS.T199834A22172571.en. Retrieved 9 January 2020.
- ^ Thylamys at Fossilworks.org
- ^ Martin, G.M.; Flores, D. (2016). "Thylamys fenestrae". IUCN Red List of Threatened Species. 2016: e.T199836A22172852. doi:10.2305/IUCN.UK.2016-2.RLTS.T199836A22172852.en. Retrieved 9 January 2020.
Extant Didelphimorphia (opossums) species
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Caluromys (Woolly opossums) | - Subgenus Caluromys
- Bare-tailed woolly opossum (C. philander)
- Subgenus Mallodelphys
- Derby's woolly opossum (C. derbianus)
- Brown-eared woolly opossum (C. lanatus)
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Caluromysiops | - Black-shouldered opossum (C. irrupta)
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Glironia | - Bushy-tailed opossum (G. venusta)
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Chacodelphys | - Chacoan pygmy opossum (C. chacoensis)
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Chironectes | - Water opossum (C. minimus)
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Cryptonanus | - Agricola's gracile opossum (C. agricolai)
- Chacoan gracile opossum (C. chacoensis)
- Guahiba gracile opossum (C. guahybae)
- Unduavi gracile opossum (C. unduaviensis)
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Didelphis (Large American opossums) | - White-eared opossum (D. albiventris)
- Big-eared opossum (D. aurita)
- Guianan white-eared opossum (D. imperfecta)
- Common opossum (D. marsupialis)
- Andean white-eared opossum (D. pernigra)
- Virginia opossum (D. virginiana)
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Gracilinanus | - Aceramarca gracile opossum (G. aceramarcae)
- Agile gracile opossum (G. agilis)
- Wood sprite gracile opossum (G. dryas)
- Emilia's gracile opossum (G. emilae)
- Northern gracile opossum (G. marica)
- Brazilian gracile opossum (G. microtarsus)
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Hyladelphys | - Kalinowski's mouse opossum (H. kalinowskii)
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Lestodelphys | - Patagonian opossum (L. halli)
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Lutreolina | - Big lutrine opossum (L. crassicaudata)
- Massoia's lutrine opossum (L. massoia))
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Marmosa (Mouse opossums) | - Alston's mouse opossum (M. alstoni)
- Heavy-browed mouse opossum (M. andersoni)
- White-bellied woolly mouse opossum (M. constantiae)
- Woolly mouse opossum (M. demerarae)
- Isthmian mouse opossum (M. isthmica)
- Rufous mouse opossum (M. lepida)
- Mexican mouse opossum (M. mexicana)
- Linnaeus's mouse opossum (M. murina)
- Tate's woolly mouse opossum (M. paraguayanus)
- Little woolly mouse opossum (M. phaeus)
- Quechuan mouse opossum (M. quichua)
- Bare-tailed woolly mouse opossum (M. regina)
- Robinson's mouse opossum (M. robinsoni)
- Red mouse opossum (M. rubra)
- Tyler's mouse opossum (M. tyleriana)
- Guajira mouse opossum (M. xerophila)
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Marmosops | - Bishop's slender opossum (M. bishopi)
- Narrow-headed slender opossum (M. cracens)
- Creighton's slender opossum (M. creightoni)
- Dorothy's slender opossum (M. dorothea)
- Dusky slender opossum (M. fuscatus)
- Handley's slender opossum (M. handleyi)
- Tschudi's slender opossum (M. impavidus)
- Gray slender opossum (M. incanus)
- Panama slender opossum (M. invictus)
- Junin slender opossum (M. juninensis)
- Neblina slender opossum (M. neblina)
- White-bellied slender opossum (M. noctivagus)
- Delicate slender opossum (M. parvidens)
- Brazilian slender opossum (M. paulensis)
- Pinheiro's slender opossum (M. pinheiroi)
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Metachirus | - Brown four-eyed opossum (M. nudicaudatus)
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Monodelphis (Short-tailed opossums) | - Sepia short-tailed opossum (M. adusta)
- Northern three-striped opossum (M. americana)
- Northern red-sided opossum (M. brevicaudata)
- Yellow-sided opossum (M. dimidiata)
- Gray short-tailed opossum (M. domestica)
- Emilia's short-tailed opossum (M. emiliae)
- Amazonian red-sided opossum (M. glirina)
- Ihering's three-striped opossum (M. iheringi)
- Pygmy short-tailed opossum (M. kunsi)
- Marajó short-tailed opossum (M. maraxina)
- Osgood's short-tailed opossum (M. osgoodi)
- Hooded red-sided opossum (M. palliolata)
- Peruvian short-tailed opossum (M. peruviana)
- Reig's opossum (M. reigi)
- Ronald's opossum (M. ronaldi)
- Chestnut-striped opossum (M. rubida)
- Long-nosed short-tailed opossum (M. scalops)
- Southern red-sided opossum (M. sorex)
- Southern three-striped opossum (M. theresa)
- Red three-striped opossum (M. umbristriata)
- One-striped opossum (M. unistriata)
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Philander (Gray & black four- eyed opossums) | - Anderson's four-eyed opossum (P. andersoni)
- Deltaic four-eyed opossum (P. deltae)
- Southeastern four-eyed opossum (P. frenatus)
- McIlhenny's four-eyed opossum (P. mcilhennyi)
- Mondolfi's four-eyed opossum (P. mondolfii)
- Olrog's four-eyed opossum (P. olrogi)
- Gray four-eyed opossum (P. opossum)
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Thylamys | - Cinderella fat-tailed mouse opossum (T. cinderella)
- Elegant fat-tailed mouse opossum (T. elegans)
- Karimi's fat-tailed mouse opossum (T. karimii)
- Paraguayan fat-tailed mouse opossum (T. macrurus)
- White-bellied fat-tailed mouse opossum (T. pallidior)
- Common fat-tailed mouse opossum (T. pusillus)
- Argentine fat-tailed mouse opossum (T. sponsorius)
- Tate's fat-tailed mouse opossum (T. tatei)
- Dwarf fat-tailed mouse opossum (T. velutinus)
- Buff-bellied fat-tailed mouse opossum (T. venustus)
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Tlacuatzin | - Grayish mouse opossum (T. canescens)
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Taxon identifiers |
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Thylamys | |
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