Additional evidence for interpreting the Miocene Obdurodon insignis Woodburne and Tedford, 1975, to be a fossil platypus (Ornithorhynchidae: Monotremata) and a reconsideration of the status of Ornithorhynchus agilis De Vis, 1885 / Michael Archer, Michael D. Plane, Neville S. Pledge. 1978. Two new species of Sminthopsis Thomas (Dasyuridae: Marsupialia) from northern Australia, S. butleri and S. douglasi / Michael Archer. 1979.
