200 JOURNAL OF CONCHOLOGY, VOL. 9, NO. 7, JULY, 1899. 



Var. bigranata Rossm. — Weston-super-Mare and Bath (Clark). 



Var. albina Menke. — Clark, see Rimmer (80, p. 156). Locality ? 



Var. edentula Moq. — With type (Norman). 

 Vertigo pygmaea Drap. — A common species. Jenyns coll. (Bath 

 Mus.) ; Extremely abundant in rejectamenta of the streams in the 

 Wincanton district (E.W.S.). 



Var. quadridentata Stud. — Clevedon (Norman). 



* Vertigo antivertigo Drap. — An extremely local and rare 

 species; "at Bath and Bristol under ash boughs that have lain long 

 on the ground " (Jeffr.) ; Rejectamenta of the Avon (Norman) ; 

 Rejectamenta of the stream at Shepton Montague, below the railway 

 cutting, abundant (E.W.S.). 



* Vertigo substriata Jeffr. — Very rare. The only record is Leigh 

 Down, near Bristol (Miller). 



* Vertigo alpestris Alder. — Very rare. Only record, the canal 

 banks, at Sharpness (Jones). 



* Vertigo pusilla Mull. — -Apparently very rare. Only record is 

 from near Bristol, in rejectamenta of the river Avon (Jeffr.). 



* Vertigo angustior Jeffr. — Another very rare species, found in 

 company with the preceding species (Jeffr.). 



* Vertigo edentula Drap. — A very local species. Examples in 

 Jenyns coll., locality? (Bath Mus.); it occurs in Ellescombe and 

 Holbrooke Woods near Wincanton ; and I have taken it from the 

 rejectamenta of the river Cale, at Burton's Mill, above Wincanton, 

 and the stream at Bratton St. Maur. 



Var. columella von Marts. — Two examples from rejectamenta 

 of the Bratton stream (E.W.S.). 



Balea perversa L. — Well distributed in the northern part of the 

 county. Bristol (Wilson coll.); Bath (Jenyns coll.); common on 

 many old walls in the Wincanton district, rejectamenta of the Brue 

 at Castle Cary (E.W.S.); "common in several orchards under the 

 loose pieces of bark from the apple trees at Hatch Beauchamp, near 

 Taunton " (Bowell) ; " very local, under moss on trees in Small 

 Coombe Wood, Bath ; among decaying leaves on Walton Downs, 

 near Clevedon; also at Brockley Coombe, and near Wells" (Norman). 



Clausilia perversa Pult. — Generally distributed. 



Var. everetti Miller. — Bristol (Miller) ; Leigh Woods (Bristol 

 Mus.) ; rejectamenta of Avon, and Mendip Hills, near Axbridge, not 

 uncommon " (Norman). 



Var. tumidula Jeffr. — Brockley Coombe, Bristol (Jeffr). ; 

 Milton Clevedon and Bratton St. Maur (E.W.S.). 



