LIST OF ILLUSTRATIONS 



DlMETRODON . . . . . Frontispiece 



FIGS. PAGE 



i, 2. ENGRAVED CYLINDER OF RED-DEER'S ANTLER, 

 FROM THE AZILIAN (ELAPHO-TARANDIAN) HORIZON 

 OF THE CAVERN OF LORTET .... 2 



3. A. PERFORATED HARPOON OF THE AZILIAN OR RED- 



DEER PERIOD. B. AND C. IMPERFORATE HARPOONS 



OR LANCE HEADS ..... 3 



4. ROLLED IMPRESSION OR "DEVELOPMENT" OF THE 



ENGRAVING ON THE LORTET ANTLER . .12 



5. RESTORATION (OR COMPLETION) OF THE ENGRAVING 



ON THE LORTET ANTLER . . . -13 



6. FRAGMENT OF A ROUGHLY-PAINTED VASE OF THE 



DIPYLON AGE (CIRCA 800 B.C.) FROM TIRYNS . 23 



7. ENGRAVING OF A MAMMOTH DRAWN UPON A PIECE 



OF MAMMOTH IVORY . . . . .27 



8. OUTLINE ENGRAVINGS OF MAMMOTHS ON THE WALL 



OF THE CAVERN KNOWN AS THE "FONT DE 

 GAUME," NEAR EYZIES (DORDOGNE) . . -31 



9. SIMILAR ENGRAVINGS FROM THE NEIGHBOURING CAVE 



OF COMBARELLES . . . . -32 



10. A, SIMILAR ENGRAVING FROM THE CAVE OF COM- 



BARELLES. B, MAMMOTH ENCLOSED BY PLANK- 

 LIKE STRUCTURE SUPPOSED TO BE EITHER A 

 CAGE OR A TRAP . . . . -33 



11. HORSE (WALL ENGRAVING), CAVE OF MARSOULAS, 



HAUTE GARONNE . . . . -44 



