330 
BIBLIOGRAPHY OF YORKSHIRE GEOLOGY, 1916-17.* 
BY T. SHEPPARD, M.SC, F.G.S. 
1915. 
Carruther?, R. G., Eastwood, T., Wilson, G. V., Pocock, R. W., 
Wray, D. a., Dewey, H. ; and Broomhead, C. E. N. Special 
Reports on the Mineral Resources of Great Britain. Vol. II., 
Barytes and Witherite. Mem. Geol. Survey, pp. iv.-[-93. 
Sherlock, R. L. and Smith, B. — Special Report on the Mineral 
Resources of Great Britain. Vol. III., Gypsum and Arnhdrite, 
by R. L. Sherlock and B. Sjiith ; and Celestine and Strontianite, 
by R. L. Sherlock. Mem. Geol. Survey, pp. iv.+57. 
Thomas, H. Hamshaw. — On Some New and Rare Jurassic Plants from 
Yorkshire : The Male Flower of Williamsonia gigas (Lind. and 
Hutt.). Proc. Camh. Phil. Soc, Vol. XVIII., part 3, p. 105. 
Abstract in Nature, March 11th, p. 55. 
On Williamsoniella, a new type of Bennettitalean Flower. Phil. 
Trans. Roy. Soc, Sar. B., Vol. CCVII., pp. 113-148., pp. 12-14, 
1915. [Sae Nature, November 18bh, p. 330]. 
1916. 
Axon. — Geology of Scarborough : Special Work [Review of Geological 
Survey Memoir]. Naturalist, Jan., pp. 5-6. 
— ■ — Yorkshire (West Riding) [Quarries Report]. Quarry, May, p. 117. 
— ■ — The Grassington Mines. Naturalist, April, p. 120. 
Yorkshire (West Riding) [Quarrying in]. Quarry, Nov., p. 262. 
[Note on the Angram Dam, Yorks.]. Nature, March 9th, 1916. 
Climate of Geologic Time [notice of Charles Schuchert's Memoir ; 
see under Schuchert, 1915]. Geol. Mag., March, pp. 129-130. 
Bibliography of Yorkshire Geology [review of]. Geol. Mag., 
March, pp. 131-2. 
Report of the Joint Discussion on Coal at the Newcastle Meeting 
of the British Association. Geol. Mag., No\., pp. 511-518. 
Eminent Living Geologists : John Edward Marr [Memoir : list 
of papers, etc.]. Geol. Mag., July, pp. 289-295. 
Flints in Boulder Clay. Naturalist, Nov., p. 341. 
Obituary : C. T. Clough, M.A., LL.D., F.G.S. , F.R.S.E., of the 
Geological Survey of Great Britain — born, December 23rd, 1852, 
♦With a few omissiOns from the 1915 list. 
