SWANTON : LAND AND FRESHWATER MOLLUSCA OF SOMERSETSHIRE. 239 



cially in Wilts, and Somerset.' We have never succeeded in finding 

 it, and it should probably be looked for on the eastern side of the 

 county" (Norman). 



Excepting two bleached shells in a ditch at Bratton St. Maur, 

 which were probably carried there by birds, we have failed to find it 

 in the extreme east of the county (E.W.S.). 



Ancylus fiuviatilis Mull. — A somewhat local species. Jenyns 

 coll. (Bath Mus.); Portbury (Bristol Mus.) ; West-Mead Rhine, 

 Yatton, and the river at Clevedon (Norman) ; Beer Crowcombe near 

 Taunton (Bowell) ; river Cale, Wincanton (Herridge); the Stour at 

 Caspar, and the Shepton Montague stream near the bridge where it 

 passes under the Bruton Road (E.W.S.). 



Var. albida Jeffr. — Wookey, near Wells (Bristol Mus.) ; foot of 

 Dulcot Hill, near Wells (Norman). 



Velletia lacustris L. — Very local. Ham Green (Cundall) ; 

 "local, the Avon, near Bath" (Norman) ; Bath (C. W. Viner); Hatch 

 Park, Taunton (Bowell) ; Worle, near Weston-super-Mare (Bristol 

 Mus.) ; river Froom (Miller) ; Bridgewater (Rev. W. R. Crotch). 



Cyclostoma elegans Mull. — A local species. Jenyns coll. (Bath 

 Mus.) ; Cundall records it as general, but Norman says it is " com- 

 mon among limestone rocks at Bath, Yatton, Wrington, Brockley, 

 Cheddar, Axbridge, Wells, Weston-super-Mare, and Clevedon." 

 Wadham's Down Wood, Bratton St. Maur (Herridge) ; Pitcombe 

 and Bruton district (E.W.S.). 



Var. ochroleuca Moq. — With type at Bruton and Bratton St. 

 Maur (E.W.S.). 



Var. fasciata Picard, — Bath (Mrs. Oldroyd). 

 Acicula lineata Drap. — Extremely local and rare. Rejecta- 

 menta of the Avon below Bristol (Norman) ; rejectamenta of the 

 Brue below Castle Cary, and the valley stream at Bratton St. Maur 

 (E.W.S.). 



Var. alba Jeffr. — Rejectamenta of river Avon, Bristol (Jeffreys); 

 rejectamenta of stream at Bratton St. Maur (E.W.S.). 



Monstr. sinistrorsum Jeffr. — Rejectamenta of river Avon, 

 Bristol (Jeffr.). 



Neritina fiuviatilis L. — Local. Avon at Bath (Viner); Jenyns 

 coll. (Bath Mus.); Bath Canal (Bristol Mus.) ; in pools near the Avon 

 (Miller) ; Bridgewater and Weston-super-Mare (Crotch) ; river Brue 

 at Glastonbury (E.W.S.) ; river Cale at Wincanton (Galpin) ; canal 

 at Beer Crowcombe, Taunton (Bowell). 



Var. cerina Colb. — Bath Canal, labelled " this rare variety of 

 N. fiuviatilis was discovered by Miss F. M. Hele, of Bristol, in 1882." 

 (Bristol Mus.). 



