Oligoryzomys magellanicus (Bennett 1835)
[Oligoryzomys] magellanicus (Bennett 1835), Proc. Zool. Soc. Lond., 1835: 191.
Type Locality: Chile, Magallanes Prov., Straits of Magellan, Port Famine.
Vernacular Names: Patagonian Colilargo.
Distribution: S Patagonian region of Chile and Argentina, including Tierra del Fuego.
Conservation: IUCN – Lower Risk (lc).
Discussion: Karyotypic, morphometric, and phallic differentiation from O. longicaudatus supports the specific recognition of O. magellanicus (Gallardo and Palma, 1990; Gallardo and Patterson, 1985).