''Antarctodolops'' is an extinct genus of

polydolopimorphia Polydolopimorphia is an extinct order of metatherians, closely related to extant marsupials. Known from the Paleocene-Pliocene of South America and the Eocene of Antarctica, they were a diverse group during the Paleogene, filling many niches, bef ...

metatheria Metatheria is a mammalian clade that includes all mammals more closely related to marsupials than to placentals. First proposed by Thomas Henry Huxley in 1880, it is a more inclusive group than the marsupials; it contains all marsupials as wel ...

n similar to, but not closely related to, the living

shrew opossums The family Caenolestidae contains the seven surviving species of shrew opossum: small, shrew-like marsupials that are confined to the Andes mountains of South America. The order is thought to have diverged from the ancestral marsupial line very e ...

. It lived on

Seymour Island Seymour Island or Marambio Island, is an island in the chain of 16 major islands around the tip of the Graham Land on the Antarctic Peninsula. Graham Land is the closest part of Antarctica to South America. It lies within the section of the isl ...

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean), it contains the geographic South Pole. ...

in the Eocene.L. Chornogubsky, F. J. Goin, and M. Reguero. 2009. A reassessment of Antarctic polydolopid marsupials (Middle Eocene, La Meseta Formation). Antarctic Science 21(3):285-297 Two species, ''Antarctodolops dailyi'' and ''Antarctodolops mesetaense'', have been found. These species were different sizes, with ''A. mesetaense'' being the larger.

References

Metatheria Prehistoric marsupial genera Eocene marsupials Eocene mammals of Antarctica {{paleo-mammal-stub