Note 80 — J. E. MARR, M.A., F.R.S. (continued 3)

For descriptions of the Silurian beds of the typical region see Lapworth and Watts, Proc. Geol. Assoc., vol. XIII. p. 297, those of Wales are described by Lake and Groom, Quart. Journ. Geol. Soc., vol. XLIX. p. 426, and Lake, ibid. vol. LI. p. 9. A description of those of Lakeland will be found in the Memoir of the Geological Survey "The Geology of the Country around Kendal, etc." while the Scotch Rocks are described in Lapworth's papers on Moffat and Girvan.