742 



GENERAL INDEX. 



[Nov. 1894, 



Arkansas novaculites, 377 et seqq. 



Arnold-Bemrose, H. H., on Micro- 

 scopical Structure of Carboniferous 

 Dolerites & Tuffs of Derbyshire, 

 603 & pis. xxiv.-xxv. 



Artesian boring near Windsor Forest, 

 152, 496. 



Ash, volcanic, metamorphism of, 356 

 et seqq. 



Ashover (Derbyshire), tuff, 639. 



Asbprington Volcanic Series, Proc. 73 

 et seqq. 



Auditors elected, Proc. 6. 



Augite, causes of change into horn- 

 blende, 355, 359 ; in Derbyshire 

 lavas, 621. 



Augite-diorite veins in pyroxenite of 

 Brandberget, 32. 



Augite-porphyrite dykes near Solvs- 

 berget, 34. 



Augite -syenite in Matto Grosso, 100. 



Austin, C. E., obituary, Proc. 44. 



Australia, Upper Carboniferous 

 boulder-beds of, 468. 



Aveline, W. T., Murchison Medal 

 awarded to, Proc. 35. 



Bah aria Oasis (Libyan Desert), 532, 



535 et seqq, 

 Banded gabbros in Skye, 217 & pi. 



xiii., 645 & pis. xxvi.-xxviii. 

 Bargate limestone in Culford boring, 



495 ; Bargate Beds of Surrey & 



their microscopic contents, 677 & 



pis. xxxiii.-xxxiv. 

 Barge (Italy), 258. 

 Barlow- Jameson Fund, list of awards, 



Proc. 25 ; award to C. Davison, 



Proc. 39. 

 Barnton (Midlothian), picrite at, 39; 



section along railway, 39. 

 Barrow, G\, Murchison Fund award 



to, Proc. 36. 

 Basalt near Bathurst (N.S.W.), 116 



with analysis. 

 Basicity of gabbros, relative, tested by 



specific gravities, 321. 

 Bathurst (N.S.W.), geology of, 105; 



map & section, 108, 109. 

 Bathynotus holopygia (?), 671. 

 Beaufort Beds in S.E. Africa, 553. 

 Becher, H. M., obituary, Proc. 51. 

 Beneden, P. J. van, obituary, Proc. 56. 

 Bernard, II. M., on Systematic Posi- 

 tion of the Trilobites, 411. 

 Berrow Hill, Permian breccias, 465, 



467. 

 Bigsby Medallists, list of, Proc. 25. 

 Bird Reef Series conglomerates, 



Proc. 5. 



Birmingham, snowdrift deposits seen 

 at, 474. 



Bison priscus from Twickenham, 456, 

 458. 



Black-garnet schists in Lepontine 

 Alps, 298 et seqq. 



Blomefield, Bev. L., obituary *Proc. 50. 



Bolivina dilatata (?), 701 ; B. textila- 

 rioides, 704. 



Bolton, H., on a Goniatite from the 

 Lower Coal Measures, Proc. 145. 



Bouney, T. G., on Conversion of com- 

 pact 'Greenstones' into Schists, 

 279 ; on Mesozoic Rocks & Crystal- 

 line Schists in Lepontine Alps, 285 ; 

 & Miss C. A. Raisin, on Relations 

 of older Fragmental Rocks in N.W. 

 Caernarvonshire, 578. 



Booysen Estate (Witwatersrand), 

 boring on the, Proc. 5. 



Borings, table of, in London Basin, 

 513. 



Bos longif'rons (?) from Twickenham, 

 456, 458, 461. 



Bostonites in Gran district, 23 ; ana- 

 lyses, 26, 27. 



Boulay Bay (Jersey), devitrified ob- 

 sidian, 12 & pi. i. 



Boulders found in coal-seams, Proc. 

 63. 



Boulder-beds, Upper Carboniferous, 

 of India and Australia, 468. 



Boulder Clay, at Barnton, 39 ; in 

 Romford district, 446 et seqq. ; rela- 

 tions to Thames Valley Beds, 448. 



Brandberget (Norway), olivine-gabbro- 

 diabase, analyses, 19, 20 ; pyroxenite, 

 analysis, 31. 



Breccias, Permian, of England, 463. 



Brent Tor (Devon) rocks, 360. 



Brodie, Rev. P. B., on Discovery of 

 Molluscs in Upper Keuper at 

 Shrewley, 170. 



' Broken Beds ' (Purbeck) equivalent 

 in Wilts, 50. 



Brook Bottom (Derbyshire), 611 ; 

 tuff, 626. 



Bryozoa, see Polyzoa. 



Bufo vulgaris, 190 & pi. x. 



Builth (Radnorshire), igneous rocks 

 of neighbourhood, 566 ; geological 

 sketch-map of district, 568. 



Bulimina affinis, 702 ; B. brevis, 703 ; 

 B. Murchisoniana, 703 ; B. obliqua, 

 702 ; B. obtusa, 703 ; B. ovata, 702 ; 

 B. polystropha, 701 & pi. xxxiv. ; B. 

 Presli, 703 ; B. pupoides, 702 ; B. 

 pyrula, 702. 



Buschbad (Saxony), perlitic obsidian, 

 12&pl.i. 



Bussoleno (Italy), 245; map of 



