Attributes / relations provided by ♦1Philander opossum, Iván Castro-Arellano, Heliot Zarza, and Rodrigo A. Medellín, MAMMALIAN SPECIES No. 638, pp. 18 (2000) ♦2Choloepus hoffmanni (Pilosa: Megalonychidae), VIRGINIA HAYSSEN, MAMMALIAN SPECIES 43(873):37–55 (2011)