GENERAL INDEX 



TO 



THE QUARTERLY JOURNAL 



AND 



PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



Aalensis Beds in Crewkerne district, 



148-49, 170. 

 Acid intrusives in Shap district, 120- 



25 & pi. xiii. 

 Acorn Bank Mine (Cumberland), 



gypsum, &c. of, 186. 

 Mgoceras, evolution of, 261. 



aeqwieosta, sp. nov., 275-76. 



dsedalicosta, sp. nov., 276 & 



pi. xxii. 

 aff. lataecosta, 273-75 figs. & 



pi. xxiii. 

 Alabaster, see Chellaston. 

 Al°-al development in Woolhope Lime- 

 stone, 4, 16, 18, 22 & pi. vi. 

 Allanite in Shap intrusives, 131. 

 Allen, H. A., 248. 

 Amblycoeeras, evolution of, 262. 

 brevilobatum, sp. nov., 279-80 



fig. & pi. xxiv. 



crescens, 280-82 figs. & pi. xxiv. 



ddssotypum, sp. nov., 282-83 



fig. & pi. xxiii. 

 Amphibolites (& hornblende-gneisses) 



of Mozambique, 58-61 & pi. ix. 

 Ampwihi Crossing (Mozambique), 



Pre-Cambrian, &c. of, 38-39 figs., 



42, 48, 49 & pi. viii, 58-59 & pi. ix. 

 Analyses, chemical, of Woolhope 



Limestone, 16 ; of forsterite, 48 ; 



of augite, 51 ; of muscovite, 74 ; 



of Ludlow rocks, 227. 

 AncoUoceras Beds in Crewkerne 



district, 150, 171. 

 Androgynoceras, evolution of, 261. 

 divaricosta, sp. nov., 278-79 fig. 



& pi. xxii. 

 hybrida, 277. 



Q.J.G.S. No. 296. 



Androgynoceras maculatum, 277. 

 ■ obtusicosta, sp. nov., 277 & 



pi. xxii. 

 Anhydrite, in its relation to gypsum, 



191-99 fig. & pi. xviii. 

 Anisoloboceras, gen. nov., 263-64. 

 Annual General Meeting, ix et seqq. 

 Antarctic ice-cap, features of, xc xci. 

 Anti-stress minerals, lxxvii-lxxviii. 

 Archaean rocks of Mysore State, 



lxxxiii-lxxxv ; see also Pre-Cam- 

 brian. 

 Archaeo'pteryx, radiogram exhibited, 



vi-vii. 

 Ash, volcanic associated w. Trcfriw 



pyrites- deposit, 109 10. 

 Assets, statement of, xxxix. 

 Aston Glebe (Derbyshire), gypsum, 



&c. at, 182-83. 

 Auditors elected, viii. 

 ' Augen '-gneiss of Ligonia 1\., 54. 

 Augite in Nrassi granite, 50-51 w. 



chcrn. anal. 

 Augite-granites, &c. of Mozambique, 



71-73. 

 Aymestry Limestone, 225, 226-28. 



Balance-sheet for 1917, xxxiv-xxxv. 



' Balls ' of gypsum, &c, 187 et seqq. 



Barlow-Jameson Fund, list of re- 

 cipients, xxxi. 



Barnard, J. E. (& E. Heron-Allen), 

 on the Application of X-Eays to 

 the Determination of the Interior 

 Structure of Microscopic Fossils. 

 particularly with reference to the 

 Dimorphism of the Nummnlitea, 

 iv-vi. 



12 li 



