GENEEAL INDEX 



TO 



THE QUARTERLY JOURNAL 



AJSD 



PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



I 



Abbott, George, on Cellular Limest. 



fr. Permian of Fulwell, xevi ; exhib. 



specims. fr. Vermont, xcyii. 

 AcLAND, H. D., 182, 183. 

 jEgirine in nepheline-syenite-pegma- 



tite boulder, iv. 

 ^girine-augite fr. Mt. Girnar, 43, 50. 

 ^olian, see Wind. 

 Alfred's Tower (Wilts), Selbornian 



near, 98-99. 

 Allen, G. R., 285. 

 Alumina, influence in determg. petro- 



graph. species, Ixxiii-lxxiv. 

 Amberleya acuminata, 231 & pi. ix. 

 America (N.), meteorol. condits. durg. 



maximum glaeiat. of, 445-55 w. 



maps ; see also Nevada, Yellowstone, 



etc. 

 Ammonites {JEgoceras) angulatus, 231 



& pi. ix. 



cordatus, zone of, 83, 85. 



perarmatus, zone of, 83, 84, 85. 



plicatilis, zone of, 83, 84, 85. 



varians, zone of, 121, 123, 124. 



Amphibole in Malvern camptonites, 



161-62 ; amphibole-augite, micro- 

 graphic, ibid., 164 w. fig. ; see also 



Hornblende. 

 Amphibole-beariiig rocks of andesitic 



habit, in Malvern Hills, 158-67 



w. figs. &pl. vii (microscop. sects.) ; 



see alw Hornblendic. 

 Amptbill Clay, 73 et seqq. 

 Araygdaloidal trap of Tortworth 



inlier, 270, 271, 273 et seqq. 

 Amygdaluids, see Spherulites, TuflFs 



[so-called], etc. 



Analcime as a rock-forming mineral, 



40-42 ; analc. in Mt. Girnar nion- 



chiquite, etc., 46 et seqq. & pi. ii ; 



in camptonites, etc. of Malvern 



Hills, 160-61, 171. 

 Andesites succeeded by quartz-felsites 



in Cheviot district, Ixxxii-lxxxiii ; 



xenolithic, of Forkbill, 479; por- 



phyritic, of Antigua, 493. 

 Andesitic camptonites of Malvern 



Hills, 158-67 w. figs. & pi. vii 



(microsc. sects.). 

 Anglesey, see Mynydd-y-Garn. 

 Anguilla, etc. (W. I.), geol. & phys. 



developmt. of, 520-33. 

 Annestown (Waterford), cliflF-sect. 



near, descr. & fig., 484-86. 

 Annual General Meeting, viii. 

 Anstie, J., obituary of, li. 

 Anthracomya indicatg. gradual change 



in Coal-Measures, 2157-58 ; isodietic 



line for. 382. 

 Antigua (W. I.), geol. & phys. develop- 

 ment of, 490-505 w. sect. & pi. xv. 

 AntiguaFormationinGuadeloupe,511. 

 Antigua Limestones, see White Lime- 

 stones. 

 Antrim (Ireland), Arran Mesoz. rocks 



correl. with those of, 228,230 et seqq. 

 ' Anvil-forms ' in Pendleside Limest., 



396, 397. 

 Apatite-inclusions in Mount Girnar 



monchiquite, 45. 

 Area (1), Lr. Lias, 238 & pi. ix. 

 Arcbajan massif of Malverns, in relat. 



to intrus. rocks assoc. w. Cambrian 



of that area, 182. 



