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The Chacoan pygmy opossum is the smallest known species of didelphid.It has a head-body length of 68 mm, a tail of 55 mm and a hind foot of 11. It differs from the other "marmosine" genera (Marmosa, Monodelphis, Thylamys, Tlacuatzin, Gracilinanus, Marmosops, Lestodelphys) in having a long third manual digit, no distinctly tricolored pelage, a long fourth pedal digit, and a tail shorter than ...
Virginia opossum (Didelphis virginiana). Didelphimorphia is an order of marsupial mammals.Members of this order are called didelphimorphs, or opossums.They are primarily found in South America, though some are found in Central America and Mexico and one, the Virginia opossum, ranges into the United States and Canada.
The chacoan gracile opossum (Cryptonanus chacoensis) is a species of opossum in the family Didelphidae. [3] It is native to Argentina , Brazil and Paraguay . Its habitat is seasonally flooded grasslands and forests [ 2 ] in and near the Gran Chaco .
Chacoan pygmy opossum (Chacodelphys formosa) Genus 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) Genus Gracilinanus
The largest species, the Virginia opossum (Didelphis virginiana), is the only marsupial to be found in North America, north of Mexico. The Virginia opossum has opposable toes on their two back feet. One of the synapomorphies of this genus is the hypertrophied spinous processes of the cervical vertebrae , which also interlock.
Pygmy opossum may refer to: Chacoan pygmy opossum ... Pygmy possum, five living species of small marsupial in the family Burramyidae, from Australia and New Guinea
The thirteen members of the Marmosa subgenus Micoureus, known as woolly mouse opossums, were formerly considered to be a separate genus, [2] but were moved into Marmosa in 2009. [ 3 ] [ 4 ] Based on a comparison of sequences of one mitochondrial and three nuclear genes, three new subgenera, Eomarmosa , Exulomarmosa and Stegomarmosa , were ...
Gracile mouse opossums, excluding the fat-tailed mouse opossum, in general, have a prehensile tail that is thin and very long. The tails of mouse opossums are naked. [2] Mouse opossums have ears that are, both, large and naked. [2] General opossums, including Gracilinanus species, have noses that are pointed.