LIST OF TINTED ILLUSTRATIONS 
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LI. MACH^BRODUS. L. Speed .... 162 
LII. PITHECANTHROPUS. L. Speed . . . .165 
LIII. PLIOCENE HORSES. J. Charlton .... 167 
LIV. SLOTH AND ARMADILLOS. J. Smit . . .169 
LV. MACRAUCHENIA AND SCELIDOTHERIUM. J. Smit . .170 
LVI. DIPROTODON. Alice B. Woodward . . .172 
LVII. EARLY PALAEOLITHIC MEN. . Bucknall . . 190 
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