3 14 PROCEEDINGS OF THE CONCHOLOGICAL SOCIETY. 



much good work has been done in local investigation of our district during 

 the year. Excursions have been made to Darley Dale and Miller's Dale, 

 Derbyshire ; Ingleton, Yorkshire ; and various places around Manchester, 

 resulting in many interesting discoveries. The monthly meetings have been 

 held regularly throughout the year, and a large number of interesting 

 exhibitions made by the members, which have l)een duly noted in the 

 Record Books of the Branch. 



The following notes and jDapers, all well illustrated by the specimens 

 described, have been contributed by our Members : — 



J. G. Milne— 'The Land and Freshwater Mollusca of Achil Island, Ireland.' 

 Thos. Rogers — ' Notes on the Influence of Food and Domestication upon the 



Size and Colouring of Helix aspersa. ' 

 Chas. Oldham — ' Notes on a day's Collecting in the Woods around Chelten- 

 ham. ' 

 Ed. Collier — ' Geographical Distribution of the Genus Clausilia.'' 

 J. R. Hardy- -' Notes on the Distribution of Freshwater Mollusca by Insect 



Agency.' 

 J. R. Hardy— ' Notes on a Species of British Beetle {Dtilus flavescens), 



parasitic upon Helix aspersa, nemoralis, and hortensis.' 

 J. R. Hardy—' Notes on the occurrance of Biilimus goodallii, Stenogyia 

 octona, and various Foreign Helices in Greenhouses around Manchester.' 

 R. Standen — ' Reports on the Mollusca collected during the Excursions of 

 the Branch at Darley Dale, Miller's Dale, and Ingleton. ' 

 The most important discoveries recorded during the year are those of 

 Helix lainellata at Darley Dale, Derbyshire ; and of Cydostoma elegans at 

 Silverdale, lyancashire, by Mr. J. Ray Hardy ; of Vertigo sitbstriata at 

 Helks Wood, Ingleton, and Vertigo pygiiuva in extraordinary numbers in an 

 old quarry at Clitheroe, by Messrs. W. Moss and R. Cairns ; of Testacella 

 haliotidea var. scntulum in a greenhouse at Sale, Ijy Mr. Thos. Rogers ; of 

 Pisidium roseuin and Pisiditim nitidiun at Birkenhead and near Liverpool, 

 and Sphccriuin lacustre var. ryckholtii near Liverpool by Mr. J. W. Farrer ; 

 and of Limuiva anricularia and its var. albida, in great numbers and of 

 immense size, in a reservoir at I^evenshulme, near Manchester. Bulinms 

 acutus has also been found to still exist in considerable numbers in its old 

 recorded stations at Leasowe, Cheshire, and at Rossal, near Fleetwood. — 

 R. Standen, Hon. Secretary, Manchester Branch. 



REPORT ON THE RECORDS 



MADE DURING THE YEAR ENDING DECEMRER 20TH, 1S9O. 



During this the thirteenth year in which the record-system has been 

 carried out, there has been 2165 entries made in the Record Books, all of 

 them having been duly authenticated by the submission of specimens to the 

 Society's Referees. This brings the total numl;er of Records entered to 

 30,384 for the thirteen years. 



J.C., vi., Jan., 1891. 



