330 JOURNAL OF CONCHOLOGY, VOL. l6, NO. lO, OCTOBER, ig22. 



page 

 Boycott, A. E., Observations on 

 the Local Variation of Clausilia 



bidentata ... ... ... lO 



— Parthenogenesis in Paludes- 

 trina jenkinsi ... ... ... 54 



Brachiopoda in the Persian Gulf... 237 



— of the 'Terra Nova' Expedition 237 

 Brachypodella nidicostata sp. n. . . . 86 



— oropouchensis ?,Tp. n. ... ... 42 



Brecon, New Record ... ... 268 



Breeding Pisidium and Sphccriuin 218 



— Sinistral /-. /«r,?^^r ... 55, 58 

 Brislington, P. rotundata var. alba 



at 155 



Bristol, peculiar form of H. fiisca 



from near ... ... ... 286 



British List, Leda buccata St. 



(? subfossil) added to 226 



— Loligo vulgaris Lam. added to 127 



— Physa gyrina added to ... 127 



— Trimcatellina rivierana brit- ■ 

 towzVa added to ... •■• 263 



— New forms of Ostrea added to 264 

 Bucks. , New Records .... 158,273 

 Bullia tenuistriata sp. n. ... 87 



CcBcilioides aciciila new to Hunts. loi 



Caithness, New Record 102 



Caldon Low, Linmcea glabra at 23 

 Callina Lowe, The Helicoid group 310 

 Cambridge, New Records 251, 273 

 Cape Marine Province, Some Re- 

 marks on the 255 



Cardium edu'le, Giant Race of ... 157 

 Carnarvonshire, New Records loi, 273 

 Cartwright, W., on the Association 

 and Non-Association of H. 

 ttemoralis SiXiA H. hortensis ... 313 

 Census Areas in the Brit. Marine 



Area 152 



Census of the Distribution of Brit. 



Land and Freshwater Mollusca 165 

 — Authentications ... loi, 273 



Changes of Address ... 134,246 



Channel Isles, New Records ... 273 

 Cheshire, New Records ... 214, 273 

 Church Stretton, Slugs from ... 9 

 Clanailus atricatena, s^. n. ... 216 

 Clausilia bidentata, Local variation of 10 



page 

 Clausilia biplicata new to Essex 



South ... ... ... ... 144 



— — dextral ... ... ... 271 



— cravencjisis doubtful for Northants 274 



— /awma^a new to Hunts. ... loi 



— rci/^/zzV new to Worcester ... 273 

 Clausilias, Ground... ... ... 102 



dementia mcdellandi, sp. n. ... 215 



Cochlicopa lubrica. Genitalia of ... 53 



— — On a Colony of ... ... 59 



Cockerell, Prof, T.D.A., The 



Helicoid Group Callina with 



Description of a New Species 310 



Collection, de Burgh ... ... 66 



— Melvill 66 



— Norman... ... ... ... 86 



— of Mollusca from the Belgian 

 Congo ... ... ... ... 265 



Collier, E. , Reminiscences and 



Practical Hints on Collecting 77 



— Obituary Notice ... ... 136 



Colony of Cochlicopa lubrica ... 59 



— Limax Jlavus var. tigrina at 

 Reigate ... ... ... ... 252 



Columbella apicibulbus, sp. n. ... 87 



Congo, Mollusca from the Belgian 265 



— Some Uses of Shells in the 

 Belgian ... ... ... ... 309 



Constitution of the Society ... i 



Conus chytreus Melvill, Note on... 103 



— lineatus Sol. and C. lineatus 

 Brug., Note on 151 



— marchionatus Hinds, Systematic 

 position of ... .... ... 239 



— pulchrelineatiis n. n. for C. 

 lineatus Brug. ... ... ... 151 



Cooke, Rev. A. H., Evolution in 



the MoUuscan Radula 145 



— Ground Clausilias ... ... 102 



— On Alopia cyclostoma Bz., A. 

 canescens Charp. , and A. 

 deaniana n. sp. ... ... 3°^ 



— Review 238, 326 



Cooper, J. E. , Physa heterostropha 



in Middlesex 308 



Corrections ... 86, loi, 102, 308 

 County Records : — 



Banff lOi 



Berks '. ... 214, 273 



Brecon 268 



