Mammalian Diversity And Matses Ethnomammalogy In Amazonian Peru Part 3: Marsupials (Didelphimorphia) Author Voss, Robert S. Author Fleck, David W. Author Jansa, Sharon A. text Bulletin of the American Museum of Natural History 2019 2019-06-14 2019 432 1 89 https://bioone.org/journals/bulletin-of-the-american-museum-of-natural-history/volume-2019/issue-432/0003-0090.432.1.1/Mammalian-Diversity-and-Matses-Ethnomammalogy-in-Amazonian-Peru-Part-3/10.1206/0003-0090.432.1.1.full journal article 10.1206/0003-0090.432.1.1 0003-0090 5414884 Tribe Didelphini Members of the tribe Didelphini are large opossums (with average adults weights> 300 g ), and the three genera that occur in our region are all unambiguously distinguishable by exter- nal and craniodental characters ( Emmons, 1997 ; Voss and Jansa, 2009 ). However, the water opossum is seldom observed, and the Matses do not distinguish among local species of “foureyed” opossums ( Philander spp. and Metachirus myosuros ); only the so-called common opossum ( Didelphis marsupialis ) has its own proper name in the Matses zoological lexicon.