The Collaborative International Dictionary of English v.0.48:

Phalangist \Pha*lan"gist\, n. (Zool.)
   Any arboreal marsupial of the genus Phalangista. The
   vulpine phalangist (Phalangista vulpina) is the largest
   species, the full grown male being about two and a half feet
   long. It has a large bushy tail.
   [1913 Webster] Phalangister

The Collaborative International Dictionary of English v.0.48:

Vulpine \Vul"pine\ (?; 277), a. [L. vulpinus, from vulpes a
   fox.]
   Of or pertaining to the fox; resembling the fox; foxy;
   cunning; crafty; artful.
   [1913 Webster]

   Vulpine phalangist (Zool.), an Australian carnivorous
      marsupial (Phalangista vulpina syn. Trichosurus
      vulpina); -- called also vulpine phalanger, and
      vulpine opossum.
      [1913 Webster]