91 



[1915-19-] 



EHLERS, G. M. Heterolasma foerstei, a New Genus and Species of Tetracoralla 

 from, the Niagaran of Michigan. Am. Journ. Sci. ser. 4, xlviii. pp. 461- 

 467, figs. 1919. 



EHRENFELD, F. Jointing as a Fundamental Factor in the Degradation 

 of the Lithosphere. Proc. Am. Phil. Soc. lv. pp. 363-399, pis. vi-viii. 

 1916. 



EICHSTADT, F. Erratisk flinta innanfor de stora andmoranerna samt 



ofvanfor den marina gransen. Oeol. Foren. Stockh. Forh. xxxi. pp. 



732-740, figs. 1909. 

 EKBLAW, W. E. The Importance of Nivation as an Erosive Factor, and of 



Soil Flow as a Transporting Agency, in Northern Greenland. Proc. Nat. 



Acad. Sci., Washington, iv. pp. 288-293. 1918. 

 ELDRIDGE, A. A. See Bosweil, P. G. H., 13, 20, & 21. 

 ELICANO, V. See Philippine Islands, 4. 



ELLES (Miss), Gertrude L., & Ethel M. R. Wood [Dame Shakespear]. 

 A Monograph of British Graptolites. Part XI. — Including title-page and 

 index. Monogr. Palceont. Soc. lxx. pp. 527-539. 1918. 



ELLEY, H. W. Precipitants of Gold and Silver. Econ. Oeol. x. pp. 580- 

 582. 1915. 



ELLIOT, D. G. Check-List of Mammals of the North-American Continent, 

 the West Indies, and the Neighbouring Seas. — Supplement. Pp. 1-192. 

 8vo. New York. 1917. 



ELLIOT, G. F. S. See Great Britain, 1. 



ELLIS, A. J. Ground Water in the Waterbury Area, Connecticut. Water- 

 Supply Papers, U.S. Oeol. Surv. no. 397, pp. 1-73, figs. & pis. i— iv [maps 

 & geol. sections]. 1916. 



. See also Gregory, H. E., 10; cfc Meinzer, O. E., 6. 



ELLIS, D. Fossil Micro-organisms from the Jurassic and Cretaceous Rocks 

 of Great Britain. Proc. Roy. Soc. Edinb. xxxv. pp. 110-132, figs. & pis. 

 i-ii. 1915. 



— — 2. On Fossil Fungi and Fossil Bacteria. Rep. Brit. Assoc. 1915, pp. 

 729-730. 1916. 



3. On the Jurassic Fossil Fungus, Phycomycites frodinghamii (Ellis). 



Geol. Mag. dec. 6, iv. pp. 102-108, fig. & pi. vii. 1917. 

 4. Phycomycetous Fungi from the English Lower Coal Measures. 



Proc. Roy. Soc. Edinb. xxxviii. pp. 130-145, figs. & pi. 1918. 

 ELLIS, J. H. See Bttrdick, C. L. 



ELLS, S. C. Preliminary Report on the Bituminous Sands of Northern 

 Alberta. Canada Dep. Mines, Mines Branch, no. 281, pp. i— iv, 1—92, 

 figs. [geol. sections], pis. i— lv & geol. map. 1914. 



2. Notes on Clay Deposits near McMurray, Alberta. Ibid. no. 336 



(Bull. no. 10), pp. i-v, 1-15. 1915. 



ELLSWORTH, C. E. See Brooks, A. H., 5. 



, & R. W. Davenport. Surface Water Supply of the Yukon-Tanana 



Region, Alaska. Water-Supply Papers, U.S. Oeol. Surv. no. 342, pp. 

 1-343, figs. & pis. i-xiii [index- & topogr. maps]. 1915. 



2, & . A Water-Power Reconnaissance in South-Central Alaska. 



With a section on South-eastern Alaska by J. C. Hoyt. Ibid. no. 372, 

 pp. 1—173, figs. & pis. i-xxii [maps & diagrams]. 1915. 



ELWORTHY, R. T. Examination of the Hot Springs at Banff, Alberta. 

 Proc. & Trans. Roy. Soc. Canada, ser. 3, xi. sect, iii, pp. 27-33. 1917. 



2. Mineral Springs of Canada. Part II. The Chemical Character of 



some Canadian Mineral Springs. Canada Dep. Mines, Mines Branch, 

 no. 472 (Bull. no. 20), pp. i-v, 1-173, figs, [sketch-maps] & pis. i-x. 

 1918. 



. See also Satterly, J., 1. 



EMBREY, G. The Story of Ophiolepis Damesii. Proc. Cotteswold Nat. F.-C. 



xix. pp. 125-128. 1917. 

 2. Mineral Waters in and near Gloucester, with some Suggestions as to 



how the Important Constituents have been Formed. Ibid. xx. pp. 29-43. 



1918. 



EMERSON, B. K. Northfieldite, Pegmatite, and Pegmatite Schist. Am. 



Journ. Sci. ser. 4, xl. pp. 212-217. 1915. 

 2. Description of Large Cylinders of Scoriaceous Diabase in the Normal 



Holyoke Diabase. Ibid. xli. pp. 321-322, fig. 1916. 



3. Mineralogical Notes. [Limonite.] Ibid. xlii. pp. 233-234. 1916. 



EM10RSON, F. V. Loess-Deposit in<_r Winds in Louisiana. Journ. Oeol., 



Chicago, xxvi. pp. 532-541, figs, [map & diagrams]. 1918. 



