26 NELSON : ON NEW VARIETIES OF FRESHWATER SHELLS. 



Limnaea auricularia var. ampla Hartmann. Spire short, 

 aperture extending beyond the apex. 



Found by Mr. Jeffery in a pond in his garden at 

 Ratham, near Chichester. 



Limnaea palustris var.fasciata n. v. Shell ofthe same size 

 and form as the type, with three spiral bands of a 

 darker brown color on the body-whorl. 



Found by Mr. J. W. Taylor in a ditch, Leven- 

 thorpe pastures, near Leeds, to whom I am again 

 indebted for an examination of this remarkable variety. 



Prof Issel records the occurrence of distinctly 

 banded specimens of this species in the Lago d' Alice, 

 Piedmont. 



Limnaea truncatula var. ventricosa Moq. Spire shorter, 

 whorls more ventricose. 



Found in a ditch at Osmondthorpe, near Leeds. 



Limnaea glabra var. major Gassies. Shell much larger, 

 23 mill, in length. 



Taken by Mr. Wilcock at Ossett, S.W. Yorks. 



Limnaea glabra monst. decollatum n. m. Spire decollated. 

 In ditches at Batley, near Leeds, and at Spark- 

 brook, near Birmingham. 



Ancylus lacustris var. Moquiniana Bourg. Shell rather 

 risen, rounded in front and behind, more recurved, a 

 little blunt. Aperture elliptical, narrow and somewhat 

 thick; peristome not expanded. 



Pond at Osmondthorpe near Leeds. 



J.C, iv., January, 1883 



