444 ILLUSTRATIONS. 



Page. 

 CRYSTALLOGRAPHY— Continued. 



32. Ellii»soid of polarizarion 260 



33. Plane plates whose sides are parallel 201 



84. Tricliuic system 262 



35. Triclinic system 262 



36. Monocliuic system 263 



37. Monocliuic system 263 



38. Ortborhombic system 264 



39. Tetragonal system 264 



METEOROLOGY IN RUSSIA. 



Mean monthly barometric curves 285 



THE TROGLODYTES. 



Figure 1. Saint Acheul type, stone-as, (face) 317 



2. Saint Acheul type, stoue-ax, (edge) 317 



3. Moustier types, spear-head, side not shaped 317 



4. Moustier types, spear-head, shaped side 317 



5. Moustier types, spear-head, side view 317 



6. Solutre type, point ot'lauce 318 



7. Solutre type polished ax 318 



8. Map of quaternary localities of the Vt'zere 321 



9. Deer-horn point, without barbs 325 



10. Deer-horn arrow, with bilateral barbs 325 



11. Deer-horn harpoon, with unilateral barbs 325 



12. Ivory plate, with representation of mammoth 337 



13. Harjjoon of boue, of the inhabitants of Tf rra del Fiiego 329 



14. Horn spoon for marrow 330 



15. Horn needle 331 



16. Horn needle 331 



17. Horn hunting scorer and marker 331 



18. Horn record 331 



19. Horn, ruler's stave, or baton, with one hole 334 



20. Horn , ruler's stave, or baton , with four holes 334 



21. Horn pogmagan of the Esquimaux 334 



22. Combat of reindeers 337 



23. Carved head of a poignard representing an elongated reindeer.. . 338 



24. Flattened tibia of the old man of Cromagnon 340 



25. Femur of the old man of Cromagnon 340 



26. Fibula of the old man of Cromagnon 340 



27. Skull of the woman of Cromagnon, in profile 341 



28. Skwll of the woman of Cromagnon, front view 341 



29. Skull of the old man of Cromagnon, profile 342 



30. Skull of the old man of Cromagnon, front view 242 



31. Skull of the old man of Cromagnon, vertical view .343 



NOKTii American stone implements. 



Figure 1. Arrow-head discovered by Dr. Koch, with a skeleton of the Mis- 



sourium , 396 



2. Leaf-shaped flint implement found in Jefferson County, ]Mo 398 



3. Disk-shaped flint implement from Fayetteville, 111 402 



4. Flint scraper, from Keyport, N. J 406 



5. Flint scraper, from West Belleville, 111 407 



6. Flint scraper, from Saint Clair County, 111 407 



7. Flint scraper, from West Belleville, 111 407 



