xx LIST OF FULL- PAGE ILLUSTRATIONS. 



PLATE PAGE 



XIX. A GIGANTIC ARMADILLO, GLYPTODON ASPER .... 189 



XX. THE MAMMOTH, ELEPHAS PRIMIGENIUS 205 



XXI. THE MASTODON OF OHIO, M. AMERICANUS 219 



XXII. THE WOOLLY RHINOCEROS, RHINOCEROS TICHORHINUS . 225 



XXIII. MOA-BIRDS 233 



XXV. THE GREAT IRISH DEER, CERVUS MEGACEROS .... 243 



XXVI. STELLER'S SEA-COW, RHYTINA GIGAS 429 



