128 NATURAL SCIENCE. FEs., 1893. 
that the general level of the land may be lowered by the material 
removed in solution and in suspension by springs, streams, and rivers, 
while the surface-features of hills and plateaux exhibit so little 
change. 
REFERENCES. 
1. Lyell, C.—Principles of Geology, ed. 2, vol. i. p. 310, 1832; vol. ii., p. 275, 
1833. 
2. Cunningham, J.—On the Submarine Forest, Leasowe. Rep. Brit. Assoc. for 
1854, sections, p. 81. 
3. Woodward, H. B.—The Scenery of Norfolk. Tyvans. Norfolk Nat. Soc., vol. 
iii., 1883, p. 439; and ‘‘Geol. England and Wales,” ed. 2, 1887, pp. 596, 
597, 6o1. 
4. Griesbach, C. L.—Geology of the Central Himalaya. Mem. Geol. Surv. India, 
vol. xxiii., p. 36, 1891. 
5. Shone, W.—The Subterranean Erosion of the Glacial Drift, a probable cause 
of submerged Peat and Forest-beds. Quart. Fourn. Geol. Soc., vol. xlviii., 
Pp. 96, 1892. 
6. Morton, G. H.—(Letter in Reply to paper by Mr. Shone). Geol. Mag. [3], 
vol. ix., p. 430, 1892. 
Horace B. Woopwarp. 
