Roebuck : Molluscan Fauna of Langslrothdale. 295 



size or more limited numbers testify to the effects of the harder 

 and more extreme conditions to which they are probably sub- 

 jected in these upland regions. 



The arrangement and nomenclature are according- to Mr. 

 Kew's ' Lincolnshire Non-Marine Mollusca,' published in the 

 ' Naturalist,' August 1902, pp. 261-270. 



Carychium minimum Miill. 



Buckden Gill, common ; Buckden Wood, common on beech leaves. 

 Anxylls fluviatilis Miill. 



Raysg-ill, 4th Aug-ust 1890, T. B. Woodd. 



Not found in the beck above Buckden, T.P. Abundant on wet faces 

 of rock beneath the waterfall in Buckden Wood, and also abundant in 

 the Firth Gill stream above risj;"ht up to the moor edg-e, about 1,000 feet 

 alt. 



LlMN.^A PALUSTRIS (Miill.). 



Found in Beckermonds Tarn, 1904, by Miss E. G. Woodd. 

 Limn.^:a trlncatula (Miill.). 



Raysg-ill, 4th Aug-ust 1890, T. B. Woodd. 



Very common on wet moss in Buckden Gill and along- the valley to 

 Oughtershaw ; common in water-troug^h at the inn, Buckden. 

 Limn.^;a pereger (Miill.). 



Raysg-ill, August 1890, T. B. Woodd. 



Horse troug-h at the inn, Buckden. 

 Helix hortensis Miill. 



Raysg-ill, Aug-ust 1890, T. B. Woodd. 



Buckden Gill, Cray Gill, Oughtershaw (var. Jiitea 12345), Buckden 

 Wood, not common. 

 Helicigona arbi storum (L.). 



Common in Buckden Gill and Buckden Wood, T. P. The examples 

 found in the latter place were small with elevated spire and approached 

 the var. alpestris, J. W. T. 

 HVGROMIA RUFESCENS (Penn.). 



Raysgill, August 1890, T. B. Woodd. 



Abundant by roadsides and in ihe g-ills from Buckden to Oug-hter- 

 shaw, and at 850 feet on Buckden Pike. 

 \'ar. RUBENS. Also common. 

 Hygromia hispida (L.), 



Raysgill, August 1890, T. B. Woodd. 



Common in the g-ills and by roadsides, etc., from Buckden to 

 Oug-htershaw, and to 850 feet on Buckden Pike. 

 Var. HISPIDOSA. As the type. 

 Hygromia granulata (Aid.). 



Near Hubberholme, one specimen by the roadside, T. P. 



ACANTHINULA ACULEATA (Miill.). 



One in Buckden Wood, W. D. R. 



ACANTHINULA LAMELLATA (Jeff.). 



Buckden Wood, a few on beech leaves, W. D. R. 

 BULIMINUS OBSCURUS (Mull.). 



Buckden Gill, on g-rass, fairly common ; Buckden Wood, a few ; 

 Crook Gill. 

 Pupa cylindracea (DaC). 



Raysg-ill, Aug-ust 1890, T. B. Woodd. 



Very common, Buckden Gill, Buckden Wood, and along the valley 

 to Oughtershaw, T. P. Abundant at i ,000 feet altitude on the Starbotton 

 slope of Buckden Pike, W. D. R. The examples found were mostly 

 very small, J. W. T, 



1904 October i. 



