84 Journal of the Asiatic Society of Bengal. [N.S., XV, 
deduce this from some remarks made by W. Theobald in his 
paper on the Siwaliks.'. The writer has not actually seen 
them die away, but in the Kharian hills on the eastern side of 
the Jhelam the highest bed of the Siwaliks is a loosely com- 
pacted sand, and below this the beds are merely coarse grits, 
with occasional pebbles. Equally across the Jhelam the 
uppermost beds of the series die down into the plains at 
South of the Salt Range the boulder conglomerates are 
probably less well developed. They were found by La Touche? 
in the Sherani hills near Dera Ismail Khan. In the Bugti and 
Mari hills of Baluchistan boulder conglomerates occur 3 to 
a thickness of some 300 or 400 feet and in the neighbour- 
To sum up then, the Siwalik boulder conglomerate was laid 
1 W Theobald, The Siwalik group of the Sub-Himalayan region. 
Rec. Geol. Surv., India, XIV (1881), p. 93. 
2 T. D. La Touche, Geology of the Sherani hills. Rec. Geol. Surv., 
India, XXVI (1893), p. 90 
8 G. E. Pilgrim, The Tertiary and Post-tertiary deposits of Baluchis- 
tan and Sind. Rec. Geol. Surv., India, XX XVII (1909), p. 164. 
4# W. T. Blanford, Geology of Western Sind. Mem. Geol. Surv., India, 
XVII, 1 (1879), p. 58. 
