171 



[I9I5-I9-] 



LANG, W. D., 6. The Ibex-Zone at Charmouth, and its Relation to the 

 Zones near it. Proc. Geol. Assoc. xxviii. pp. 31-36, fig. [geol. section]. 

 1917. 



7. Homoeomorphy in Fossil Corals. Ibid. pp. 85-94. 1917. 



8. The Kelestominse : a Sub -family of Cretaceous Cribrimorph Polyzoa. 



Abs. Proc. G. S. 1917-18, pp. 77-78. 1918; & Q. J. G. S. lxxiv. pp. 204- 



219, figs. 1918. 



9. The Palmatoporinae, an Essay on the Evolution of a Group of Cre- 

 taceous Polyzoa. Phil. Trans. Roy. Soc. ccix. ser. B, pp. 191-228, 

 figs, [diagrams]. 1919. 



10. The Evolution of Ammonites. A Demonstration given at the 



British Museum (Natural History). Proc. Geol. Assoc. xxx. pp. 49-65, 

 figs. 1919. 



■ 11. Old Age and Extinction in Fossils. Ibid. pp. 102-1 13, figs. 1919. 



. See also Young, G. W., 5. 



LANG, W. H. See Kidston, R., 6. 



LANGFORD, W. G. The Petrology of the Silurian Sediments near Mel- 

 bourne. Proc. Roy. Soc. Victoria, n.s. xxix. pp. 40—49, fig., [geol. map]. 

 1916. 



2. Report on the Geology of Hohoro District, Papuan Oilfield. Aus- 

 tralian Commonwealth, Papua, Bull. no. 4, pp. 1-16, figs. [geol. map & 

 sections]. 1918. 



LANGLEY, A. G. Report on the Eastern District (No. 5), B.C. Ann. Rep. 



Dep. Mines, B.C. 1917, pp. 142-175, figs, [sketch-maps] & 2 pis. 1918; 



Ibid. 1918, pp. 149-183, figs, [sketch-map & geol. section] & 1 pi. 1919. 

 LANKESTER, Sir E. Ray. The Origin of Flint, Nature, xcix. pp. 283- 



284. 1917. [See also Cabtjs -Wilson, C, 4; Chapman, F., 9; <fc Moore, 



B.]. 



LANQUINE, A. Sur un Ophiuride du Rhetien des Alpes-Maritimes. Bull. 



Soc. geol. France, ser. 4, xvi. pp. 88-96, figs. & pi. i. 1916. 

 . See also Bertrand, L., 5; tfc Kilian, W, 10-12. 



L APPARENT, J. de. Sur le granite graphique. Bull. Soc. franc. Min. xl. 



pp. 111-115. 1917. 

 — 2. Sur un Foraminifere de la craie des Alpes et des Pyrenees. C. R. 



Acad. Sci., Paris, clxiv. pp. 731-734, figs. 1917. 

 3. Sur les breches d'age cretace des environs d'Hendaye. Ibid, clxiv. 



pp. 786-788. 1917. 

 4. Sur les cristaux de feldspaths developpes dans les calcaires du Cretace 



superieur pyreneen. Ibid, clxvii. pp. 784—786. 1918. 

 5. De l'elaboration de silice et de calcaires siliceux par les algues du 



groupe de Girvanella. Ibid, clxvii. pp. 999-1001. 1918. 

 6. Sur les roches a Radiolaires des terrains devoniens de la vallee de la 



Bruche (Vosges d' Alsace). Ibid, clxix. pp. 802-803. 1919. 

 7. Des Conglomerats de la vallee de la Bruche et du caractere des 



Breches d'origine sedimentaire. Ibid, clxix. pp. 866-867. 1919. 

 . See also Douville, H., 32. 



LAPWORTH, C. Balston Expedition to Peru : Report on Gruptolites col- 

 lected by Capt, J. A. Douglas. [Abstract,] Abs. Proc. G. S. 1916-17, 

 pp. 22-23. 1917. 



LAPWORTH, H. Practical Geology and Sanitary Engineering. Journ. 



Inst. Sanitary Engineers, xxi. pp. 53-63. 1917. A.C. 

 LARDY, E. Une station preglaciaire. La grotte de Cotencher. Actes. Soc. 



helv. Sci. nat. 1915, pt. 2, pp. 240-242. 1915; & Verh. schweiz. naturf. 



Gesellsch. 1915, pt, 2, pp. 240-242. 1915. 

 LARIOS, H. See Castro, C, 5 ; 6c Vigier, V. von. 



LARRISON, G. K. Water Resources of Hawaii, 1913. Water-Supply 



Papers, U.S. Geol. Surv. no. 373, pp. 1-190. 1915. 

 . See also Pierce, C. H., 2. 



LARSEN, E. S. Eakleite, a New Mineral from California, Am. Journ. Sci. 



ser. 4, xliii. pp. 464-465. 1917. 



. See also Cross, W., 3 ; Mansfield, G. R., 6 ; cfc Wells, R. C, 3. 



2, & G. Steiger. Sulphatic Cancrinite from Colorado. Am. Journ. Sci. 



ser. 4, xlii. pp. 332-334. 1916. 

 3, & . Mineralogic Notes [Aphrosiderite, Thuringite & Grifnthite ]. 



Journ. Wash. Acad. Sci. vii. pp. 6-12. 1917. 

 4, & R. C. Wells. Some Minerals from the Fluorite-Barite Vein near 



Wagon Wheel Gap, Colorado, Proc, Nat. Avail. Sci., Washington, ii, 



pp. 360-365. 1916. 



