3^9 



INDEX. 



page. 

 Abnormalities {see Monstrosities). 

 Acviaa albonotata, n.sp., fig., Um- 



komaas ... ... ... 107 



— roseoradiata, n.sp., fig., Cape 

 Town ... ... ... 106 



— exilis mistaken for A. ccEciliana 45 

 Acroloxus preferred to Velletia ... 362 

 Adams, L. E., Census of the British 



Land and Freshwater MoUusca 217 



— On foreign distribution of Helix 

 virgata, H. caperata, and other 

 British moUusks ... ... 334 



Additional notes upon the land and 

 freshwater mollusca of Surrey, 

 C. Pannell, jr. ... ..-SSI 



Additions to '* British Conchology," 



J. T. Marshall ... 122, 190 



Adeorbis subcarinatus v. inter- 



rupta, n. ... ... ... 192 



Adoption of Rovereto's Cypriniadea 

 for Arctica of Schumacher, R. 

 Bullen Newton ... ... 196 



Adula preferred to Myrina ... 181 



— simpsoni, Orkneys, exhibited ... 30 

 ^olidia replaces Eolis ... ... 280 



Africa, new species of land shells 



from Central, E. A. Smith ... 315 



— South, descriptions of new species 



of marine shells, E. A. Smith 248 

 Agriolifuax agrestis new to Bucks. 216 

 Alexia replaced by Phytia ... 361 



Amnicola confusa ~ Hydrobia 



similis {pars) ... ... 364 



Annual Report ... 31, 146, 275 

 Anodonta anatina new to Bucks. 216 

 peculiar incurved form . . . 306 



— — posterior end gnawed by 



otters ... ... ... 306 



— cygttea, injury inflicted by herons 306 

 Antiopella n.n. for Antiopa 214, 280 

 Apleda supersedes Bulinus . . . 364 

 Aplexa amended to Aplecta . . . 364 



page. 

 Arabian Sea, genus Scala as repre- 

 sented in, J. C. Melvill and R. 



Standen ... ... ... 340 



Architeuthus, orthography ... 200 



Arctica preferred to Cyprina ... 181 



Arion circumscriptus new to Bucks. 216 

 Assiminea to be amended to Asse- 



mania ... ... ... 366 



— umlaasiana, n.sp., fig., Natal 248 

 Association of Helix neinoralis and 



Helix hortensis, Rev. S. S. Pearce 300 



R. Welch ... ... 302 



Astraliutn {Boltna) andersoni, 



n.sp., fig., Natal ... ... 248 



Baldwin, J. W., the land shells of 



the Turton district ... ... 367 



Balea perversa and Clausilia biden- 



lata in Ireland, R. Welch ... 312 

 Barbados, land and freshwater shells 



of, L. B. Brown ... ... 266 



Barbtila herculea, largest known 



Anodon, exhibited ... ... 275 



Bardsley ramble, Fred Taylor ... 308 

 Beddome, Lt.-Col. C. E., death of 186 

 Bithynia leachii, Surrey ... 3^3 

 Boycott, A. E., notice by the com- 

 mittee for collective investigation 88 



— statement of collective investi- 

 gation committee ... ... 28 



British area, boundaries ... 180 



British Cephalopoda : their nomen- 

 clature and identification, W. E. 



Hoyle ... ... ... 197 



British fauna, additions : 



EuliiJia anceps, n.sp. ... 124 



— — Li7imcea btdinioides ... 179 



— — Physa acuta ... ... 176 



— — Pseudamnico/a anatina ... 364 



— — Trachelotenthis riisei 279, 305 



Vertigo heldi ... ... 307 



Vitrea rogersi, n. sp. , fig. 309 



— — possible new record , , . 34 



