Carter : Mollusca of Hubbard's Valley. 6i 



Vertigo pygvicea... ... ... i Vitrea crystaUina ... ... 23 



Claiisilia hideiitata ... ... 4 Eiiconiihis fulvus ... "... i 



Coecilioides acicida i Lhnax sp. i 



Cochlicopa hihrica ... ... 4 Pyraniidida rotundata ... ... 4 



Vitrea cellaria ... ... ... i Piinctiini pygmcetiin ... ... 4 



Vitrea pura var. inargaritacea 2 



A total of 147 Specimens, besides a quantity of undeterminable 

 frag^ments. 



The following are particulars of all the forms as yet found in 

 Hubbard's Valley, arranged according to Mr. Wallis Kew's 

 'Lincolnshire Non-Marine Mollusca,' published in 'The 

 Naturalist,' in August 1902. Those marked with an asterisk 

 are already known to inhabit the Valley, having been found 

 by Mr. Kew and recorded by himself,^ by Mr. Cockerell,- or by 

 Mr. Roebuck.-^ 



Carvchh m minimum. Very plentiful among- dead leaves in moist places. 

 *Ancyli:s fluviatilis. Plentiful in the rapid parts of the stream ; and in 



one of the spring's. 

 Limn.^;a truncatula. A few taken from the stream. 

 *Limn.5:a pereger. A small form occurs in the stream. 

 Physa fontinalis. Found in company with L. pereger. 

 Helix aspersa. Fairly plentiful. On 8th August 1902 I took a specimen 



on the grassy slope in the act of oviposition ; 163 egg^s were already 



deposited, and between the 8th and iith of the month 23 more were 



laid in captivity, makings a total of 186. 

 Var. exalbida. A few specimens on the grassy slope. 



Var. nigrescens. A specimen approaching- this variety, on 8th August 1902. 



Var. UNDLLATA. One specimen. 



Var. FLAMMEA. A few. 

 *Helix nemoralis. Fairly plentiful, and frequently seen crawling to con- 

 siderable heights up the trees, especially the ash. 



Var. MAJOR. One specimen + var. libellula, 123(45). 

 *\'ar. libellula. Fairly plentiful, the bandless form being most common. 

 ""Var. RUBELLA. Xot so common as the last. 



\'ar. ALBiNA. A few specimens on 31st August 1901. 



Var. BIMARGINATA. Two specimens on 8th August 1902. 

 ^Helicigona arbustorUxM. Very plentiful. 



*Var. conoidea. Two specimens, regarded by Mr. Cockerell as pertaining- 

 to this variety, were collected by J\Ir. Kew in 1885 at the foot of Fisher's 

 Hill. Their measurements were about "6 in., maximum diameter "7 in. 

 \'ar. alpestris. Fairly plentiful ; some are + \^.v. Jiavesceiis. 



*Var. fuscens. One on 28th July 1902. 



*Var. FL.WESCENS. Plentiful with the type. Mr. Kew tells me that he used 

 to find it by the pathway at the foot of Fisher's Hill. 

 Var. ALBINA. One in 1899. 



1 H. Wallis Kew, 'Naturalists' World,' HI. (1886), pp. 41-3, 161-2. 



•^T. D. A. Cockerell, ' NaturaHsts' World,' H. (1S85), pp. 221-3. 

 W^. Denison Roebuck, ' Material towards a List of the Land and 

 Freshwater Mollusca of Lincolnshire,' 'The Naturalist,' 1887, pp. 245-272. 

 1934 February i. 



