134 PROCEEDINGS OF THE CONCHOLOGICAL SOCIETY. 



SPECIMENS EXHIBITED, 



The number of specimens sent for exhibition was very 

 large and included the following : — 



The Chairman showed, on behalf of Mr. W. Jeffery, ex- 

 amples of Limax cinereo-niger and var. omata, Arion siibfuscus, 

 A. hortensis, and A. bourguignati from Up Park, West Sussex ; 

 living specimens of Planorbis dilatatus from Gorton Canal, 

 Manchester, collected by Mr. T. Rogers ; Limncua stagnalis 

 var. albida from a pond at Milford, near Stafford, and L. peregra 

 from River Bann, Coleraine, collected by Mr. L. E. Adams \ 

 Unio pictorum var. compressa from River Wensum, Norwich, 

 sent by Mr. J. B. Bridgman ; Helix nemoralis var. albolabtata, 

 with straw-coloured bands, found at Bridlington by Mr. W, 

 Denison Roebuck, F.L.S. ; H. pisana from Porto Santo, sent 

 by Mr. Gain ; a collection of Land and Freshwater Shells from 

 Swindon, North Wilts., including Sphcsriwti ryckholtii, Limncsa 

 aurkulana, Planorbis nitidus. &c., collected by Mr. T. D. A. 

 Cockerell ; and a collection of Land and Freshwater Shells 

 from Clonmel, Ireland, collected by the Rev. A. H. Delap. 



Mr. W. E. Collinge exhibited a number of peculiar Limnaa 

 stagnalis with a notch at the base of the outer lip, which had 

 appeared since their confinement in his aquarium ; also a speci- 

 men of Arion ater var. brunnea found between Ripon and 

 Kirby Malzeard. 



Mr. T. W. Bell showed specimens of Helix rotimdata var. 

 alba^ Pupa umbilicata and Helix riipestris from Crina Bottom, 

 Ingleton ; and Clausilia dubia, Pupa secale and Cochlicopa 

 lubrica from White Scar, Ingleborough, collected by Mr. H. 

 Shaw ; also Helix hortensis var. fuscolabiaia, H hispida and 

 Zonites nitidulus from Dogthorpe, near Peterborough ; and 

 Limncea stagnalis, L. peregra, L. palustris, Planorbis corneus, 

 P. marginatits, P. albus, P. vortex, Paludina contecta, and 

 Bythinia tentaculata from Crowland Wash. 



J.C, v., Jan., 1887. 



