GENERAL INDEX 



TO 



THE QUARTERLY JOURNAL 



AND 



PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



[The fossils referred to are described ; and those of which the names are printed 

 in italics are also figured.] 



Acre House, Upper Kimmeridge at, 

 203. 



Mglina Boia, 185. 



obtusicaudata, 185. 



Akaba, 13, 23; rocks from, 14; sec- 

 tion through, 12. 



Albano, microscopic structure of Leu- 

 citic basalts from, 398. 



Alcyonaria, Prof. Duncan on some 

 fossil, from the Australian Tertiary- 

 deposits, 673. 



, Prof. Duncan on some fossil, 



from the Tertiary deposits of New 

 Zealand, 675. 



America, North, Mr. G. M. Dawson 

 on the superficial geology of the 

 central region of, 603. 



Am/pyx Salter i, 182. 



Analyses of chalk and Fuller's earth 

 from Driffield, 112 ; of Cornish 

 granites, 330 ; of Cornish elvans, 

 335 ; of ten varieties of Cornish 

 killas, 322 ; of Cornish greenstones, 

 326, 327, 329, 330 ; of North-Wales 

 phosphorite, 364 ; of Cambrian 

 rocks, 376 ; of felstone of Aran 

 Mowddwy, 400; of basalts from 

 Brown Knotts, 408; of felsi-dole- 

 rites, 417 ; of altered ash of Base 

 Brown, Borrowdale, 411 ; of gra- 

 nites and altered ashes from the 

 Lake-district, 596. 



Anatina minuta, 227. 



Anniversary Address of the President, 

 xxxvii.-lxxvi. See also, Evans, 

 John, Esq. 



Annual Eeport for 1874, v. 



Anomia Dollfusi, 231. 

 VOL. XXXI. 



Arabia, North-western, Mr. John 

 Milne's geological notes on, 1. 



Aran Benlynn, microscopic stmcture 

 of felstone of, 401. 



Aran Mowddwy, microscopic structure 

 of felstone of, 400 ; analysis of fel- 

 stone of, 400. 



Arans, microscopic structure of ashes 

 of the, 403. 



Area longvpunctata, 228. 



reticulata, 229. 



Arenig and Llandeilo rocks of St. 

 David's, Messrs. Hopkinson and 

 Lap worth on the Craptolites of 

 the, 631. 



Arenig group, St. David's, fossils from 

 the, 176. 



rocks of the vicinity of St. David's, 



Pembrokeshire, Mr. H. Hicks on the, 

 167. 



Arenigs, microscopic structure of ashes 

 of the, 404. 



Armathwaite, sections in the Settle and 

 Carlisle Railway-cutting near, 90, 

 91. 



Armboth and Helvellyn, quartz felsite 

 dyke of, 585. 



Arthur's Seat, Edinburgh, Mr. J. W. 

 Judd on the structure and age of, 

 131 ; diagrammatic sections through, 

 144. 



Ashes and lavas of Wales, micro- 

 scopic structure of, 399 ; of Cum- 

 berland, microscopic structure of 

 the, 405. 



Astarte divaricata, 129. 



Augite crystal, figure of part of an, 

 395. 



