Mammalia Linnaeus, 1758 - mammals Marsupialia Jameson, 1818 - marsupials see Cohort Marsupialia Jameson, 1818 Caenolestidae Trouessart, 1898 - "shrew" opossums Caenolestes Thomas, 1895 - common "shrew" opossums Caenolestes gracilis Bublitz, 1987 see Lestoros inca (Thomas, 1917)