GLOVER: NOTES ON BRITISH T.ANP AND FRESHWATER SHELLS. 371 



eating them, calling them "Winkles." I believe my father introduced 

 them into the reservoir, as he was fond of trying to naturalize shells 

 in places which he thought suitable. 



Physa acuta Drap. — Plentiful in some of the glass-houses at 

 Kew, 1839. 



Planorbis albus Milll. — Prestwich Clough, near Manchester. 



P. COntortus {Linne). — "Occurs near an old horse-tram line 

 which crosses the Ribble a little above the railway bridges and runs 

 up a steep hill into Preston. The shells are found in a ditch about 

 half-way up the hill, 1834.— T.G." 



P. COrneus (Z.) var. albina. — York and Scarborough, 1847. 



Pupa [Jaminia] secale D/ap. — Kendal, Westmorland, 1835. 



Succinea pfeifferi Rossm. [=S. elegans Risso var.]. — Plentiful 

 at Beaumaris ; also at Egremont, 1836. 



Vitrina pellucida {Mulier). — "Common about Preston among 

 leaves in shady woods; also about Blackburn, Hough-end-Clough, etc., 

 1820.— T.G." 



Valvata piscinalis {Miiller). — On the weir at Lancaster, 1830. 



BIVALVES. 



Anodonta cygnaea (Z.). — 



var. cellensis. — -A specimen was found in the Island-pond at 

 Smedley Old Hall, Manchester, in 1830. Length y62 ins., breadth 

 6 '5 ins. 



var. pallida. — Plentiful at Bedford, 1845. Length cSy ins., 

 breadth i"87 ins. 



My father was always an early riser, and in the year 1845, before 

 railways intersected the country, we were posting to Cambridge. 

 When we reached Bedford it was midnight, and no horses could be 

 procured, so we were obliged to sleep there. Next morning, when the 

 rest of the party were just creeping down to breakfast, my father came 

 in from his early stroll triumphantly producing a goodly number of 

 Cygncea pallida, a shell then new to him, 



A.COntorta [=A. cygnaea, distorted var.].— Repton, Derbyshire, 

 1836. 



Cyclas amnica Fiem. [=Pisidium amnicum Milll.']. — Plenti- 

 ful in the river Lune at Lancaster, 1830. 



C. calyculata Drap. [=Sphaerium lacustre {Miill.)]. — Ponds 

 at Chorlton, Lancashire, and Sale, Cheshire, 1828. 



C. cornea Drap. [=Sph. corneum (Z.)]. — 



var. flavescens. — "Found in the year 1835 near Ambleside 

 under stones in the river which flows into Windermere. It is a light 

 yellow colour. — T.G." 



