﻿GENERAL INDEX 



THE QUARTERLY JOURNAL 



AND 



PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



Aa type of lava, 623, 628 & pis. xlviii- 



xlix. 

 Aalenian, see Dorset, Inferior Oolite, 



Achat ina craveni, 241. 

 Acbeulean stage, lvii. 

 Achroite ( = colourless tourmaline), 



440. 

 Acrolepis (?) africana, type-scale ex- 

 hibited, ii ; name replaced by Colo- 



bodus africanus, 249-51. 

 Adur E., & its relats. to Wealden 



planation, 686-87, w. map on p. 670. 

 .ZEgirine-augite in granite of Port 



Shepstone district, 511. 

 Agraulos (Strenuella) salcpiensis, sp. 



nov., 31-35 & pi. iv. 

 Allanite in Ehodesian granites, 364. 

 Allt Charnan glen (Argyll), view of 



crag on S. W. side of, 610. 

 Allt Coire an Easain (Argyll), Balla- 



chulish Slide traced fr. Loch Leven 



to, 607-608. 

 Alluvial terraces, rare in Nyasaland, 



224. 

 Alteration of country-rock, 304 et 



seqq. w. diagrams & chem. anals. ; 



of ore-deposits, secondary, 324-26. 

 Ambonites (lavas of Amboyna), 433. 

 Amphibole-vogesite of Changi, 431. 

 Amplexoid septa defined, 525. 

 Amygdaloids in Crookdene & other 



dyke-rocks, 6, 11, 13, 15 ; in South 



Nyasaland basalts, 220 ; in Lorna- 



gundi lavas, 359. 

 Analyses of Crookdene & other dyke- 

 rocks, 3, 6, 7; of wall-rocks of 

 various metalliferous veins, 304 ; of 



garnets, 374 ; of augite (chrome- 

 diopside), 375 ; of Dandenong 

 dacites & their ferromagnesian 

 minerals, 462 ; of various N. 

 American igneous rocks, 476, 482, 

 483 ; of Port Shepstone dolomite, 

 510. 



Ancolioceras, hemera of, 79-80. 



Andalusite-bearing rocks of Skiddaw 

 district, 136-37 ; andalusite in 

 altered gneisses (Ross of Mull), 387 

 et seqq., 390, 398 et seqq. 



Anderson, Tempest, the Volcano of 

 Matavanuin Savaii, 621-39 w. map 

 & pis. xlv-lii. 



Andesitic vole, rocks of Tremadoc 

 district, 173-75 fig. ; of S. Nyasa- 

 land, 220. 



Andrew, A. R. (& T. E. G. Bailey), 

 the Geology of Nyasaland, 189- 

 237 figs. 



Angonaland, Central (Nyasaland), 

 graphitic gneisses of, 194 ; physio- 

 graphy of, 230-32. 



Annual General Meeting, ix-xlvii. 



Anomocare parvum, sp. nov., 39-40 & 

 pi. iv. 



platycephalum, sp. nov., 36-39 



& pis. iv-v. 



(?) pustulatum, sp. nov., 40-42 



& pi. vi. 



Anorthite aggregates in Crookdene 

 dyke-rock, &c , 7-9, 10, 11-12 w. 

 chem. anals. & pis. i-ii. 



Anticline, applicat. of term in folded 

 regions, 600. 



Aonach Beag Core, 595, 603-604 w. 

 sect. 



3b2 



