Class Mammalia Linnaeus, 1758 - mammals
Count: [*] 26o;133f;1112g;4545s;7ss; ‡3f;23g;88s; †1g;9s
   Order Paucituberculata Ameghino, 1894
  Count: [*] 1f;3g;5s
     1 Family Caenolestidae Trouessart, 1898 - "shrew" opossums
    Count: [*] 3g;5s