54 MOLLUSCA OF SOMERSET. 
PLANORBIS FONTANUS, Lightfoot (= Planorbis nitidus, Miller 
of Jeffreys). 
A local species frequenting ponds and sluggish streams. 
North. 
In a pond at Yatton, and another at Weston-in-Gordano ; 
Norman. 
Grosvenor, Bath; Mrs. Oldroyd. 
Rejectamenta of Brue below Castle Cary, and in ponds 
and ditches at Holbrooke, near Wincanton; W. Her- 
ridge. 
Weston district ; F. A. Knight. 
Rhines on the peat moors around Shapwick ! 
South. 
Ponds at Hatch Park, Taunton; EF. W. Wake-Bowell. 
Brympton, Yeovil, [chester ; J. Ponsonby. 
PHYSID#. 
PHYSA FONTINALIS, Linné. 
Generally distributed in ponds and slow-running streams. 
Var. albina, Jeffreys. 
Long Ashton ; Bristol Mus. Coll. 
APLECTA BYPNORUM, Linné (=Bullinus hypnorum, Linné, 
and Physa hypnorum, Linné). 
A local species. 
North. 
* Dulcot, near Wells ; Yatton ; ditch near the Pill, Cleve- 
don ; and Weston-super-Mare.” Norman. 
Weston district; F. A. Knight. 
Worle, near Weston-super-Mare ; Bristol Mus. Coll. 
Long Ashton ; Wheeler. 
A small pond at Holbrooke, near Wincanton; W. Her- 
ridge. 
Charlton Musgrove, near Wincanton ! 
Ditches at Harwood, near Wincanton; W. Galpin. 
Bath ; Jenyns Coll., Bath Museum. 
South. 
Yeovil, Middle Chinnock ; J. Ponsonby. 
Wellington ; W. Gyngeil. 
