PLEISTOCENE PERIOD.

   Flint Implements in Cave containing Hyaena and other extinct
      Mammalia in Somersetshire.
   Caves of the Gower Peninsula in South Wales.
   Rhinoceros hemitoechus.
   Ossiferous Caves near Palermo.
   Sicily once part of Africa.
   Rise of Bed of the Mediterranean to the Height of three hundred
      Feet in the Human Period in Sardinia.
   Burial-place of Pleistocene Date of Aurignac in the South of France.
   Rhinoceros tichorhinus eaten by Man.
   M. Lartet on extinct Mammalia and Works of Art found in the
      Aurignac Cave.
   Relative Antiquity of the same considered.