THE GEOLOGY OF THE ENGLISH CHANNEL. 155 



M. 33. Flint predominant. 



M. 11. Nearly half flint. 



M. 12. Three-quarters flint. 



M. 13. About same as M. 12 



M. 35. Two-thirds flint. 



M. 27. Much flint. 



M. 26. Flint very plentiful. 



M. 34. Over seven-eighths flint. 



M. 72. Half flint. 



M. 29. Some flints. 



M. 14. Much flint. 



M. 15. Three-quarters flint. 



M. 20. Two-thirds flint. 



M. 16. One-third flint. 



M. 21. Half flint. 



M. 30. Twenty pebbles, of which fourteen are flint. 



M. 9. Nearly half flint. 



M. 40. A little flint. 



M. 22. Half flint. 



M. 39. About half flint. 



M. 24. About two-thirds flint. 



M. 25. Almost entirely flint. 



M. 17. Flint (no note of quantity). 



M. 19. Very little flint. 



M. 18. One-third flint. 



M. 41. One-half large flints. 



M. 43. Nine-tenths flint ; one entirely altered, has been bored by 



molluscs. 



M. 44. One-third flint. 



M. 50. A little flint. 



M. 53. One-third flint. 



M. 56. One-third flint. 



M. 77. Three-quarters flint, in large size, one about 6" x 6" x 4". 



M. 58. Two-thirds flint, in large size, one about 10" x 6" x 4". 



M. 67. Over nine-tenths flint, large and entirely unrolled, roughly 



cylindrical, with short branches, one 18 cm. x 13 cm. x 15 crn., 



one 21 cm. x 10 cm. 



M. 62. One-half flint. 



M. 79. Three stones, of which one is flint. 



M. 80. A little flint. 



