Didelphis poecilotus

J. A. Wagner, 1842

Southern White-eared Opossum

Taxonomy

Subclass : Theria
Infraclass : Marsupialia
Superorder : incertae sedis
Order : Didelphimorphia
Family : Didelphidae
Subfamily : Didelphinae
Tribe : Didelphini
Genus : Didelphis

Species status

Living
Found in the wild

Authority citation

Wagner, J.A. 1842. Diagnosen neuer Arten brasilischer Säugthiere. Archiv für Naturgeschichte 8(1):356-362.

Original name as described

Didelphis poecilotus

Other common names

White-eared Opossum · Cassaco

Type material

NMW ST 54

Type kind

syntypes

Type locality

Angaba (= Cuiabá), Mato Grosso, Brazil.

Biogeographic realm

Neotropic

Country distribution

Brazil · Bolivia · Paraguay · Uruguay · Argentina

Distribution notes

S Brazil, E Bolivia, Paraguay, Uruguay, and N and C Argentina.

Taxonomy notes

split from D. albiventris; recently split under the spelling 'poecilotis', but this is an unjustified emendation and we preserve the original spelling, which is 'poecilotus'

Taxonomy notes citation

Lemos, B., & Cerqueira, R. (2002). Morphological differentiation in the white-eared opossum group (Didelphidae: Didelphis). Journal of Mammalogy, 83(2), 354-369. · Cerqueira, R., and Tribe, C. J. (2008). Genus Didelphis Linnaeus, 1758. In: A. L. Gardner, Mammals of South America, Volume 1: Marsupials, Xenarthrans, Shrews, and Bats. University of Chicago Press, Chicago, pp. 17-25. · Amador, L. I., & Giannini, N. P. (2016). Phylogeny and evolution of body mass in didelphid marsupials (Marsupialia: Didelphimorphia: Didelphidae). Organisms Diversity & Evolution, 16(3), 641-657. · Dias, C. A., & Perini, F. A. (2018). Biogeography and early emergence of the genus Didelphis (Didelphimorphia, Mammalia). Zoologica Scripta, 47(6), 645-654. · Dias, C. A. R., dos Santos Junior, J. E., Pinto, C. M., Santos, F. R., & Perini, F. A. (2021). Mitogenomics of Didelphis (Mammalia; Didelphimorphia; Didelphidae) and insights into character evolution in the genus. Journal of Zoological Systematics and Evolutionary Research, 59(2), 498-509. · Chemisquy, M. A., González-Ittig, R. E., & Martin, G. M. (2023). Hidden in plain sight: Didelphis albiventris (Didelphimorphia: Didelphidae) might not be a single species. Journal of Mammalian Evolution, 1-17. · Chemisquy MA, González-Ittig R, Martin GM (2025) Taxonomic novelties in Didelphis albiventris Lund, 1840 and revalidation of Didelphis poecilotis A. Wagner, 1842 (Didelphimorphia, Didelphidae). Mastozoología Neotropical 32(2): e01124.

IUCN Red List status

Not Evaluated

Country distribution map

The map below provides a general overview. Most species inhabit only specific regions within countries. Hover over the highlighted regions to see the country name.

Names and synonyms

Present and past (if available) associated names to the species. Click on a name to view its details. If the list is long, scroll down to see more.

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