"Didelphimorphia" . . . . . "Monodelphis osgoodi" . "Chordata" . . "Monodelphis osgoodi Doutt 1938" . . "Monodelphis" . . "Osgood's Short-tailed Opossum" . . . . "Animalia" . . . "Doutt 1938" . "Didelphidae" . "Mammalia" . . . .