Non-Marine Mollusca of Lincolnshire. 49 
PALUDESTRINA STAGNALIS Basier 
Abundant in brackish water along the coast. 
N. Saltfieetby. HWK. (Nat. 1889.) 
—— var. albida Jeff 
N. Sutton, Skegness, ete. ‘Fairly abundant and fine.” B. S. 
Dodd and J. T. Marshall. (H WK. Nat. December, 1889.) 
—— var. barleei Jeff 
N. Skegness. J.T. Marshall. (H WK. Nat. December, 1889.) 
BITAYNIA TENTACULATA Linné 
A very common species, recorded for numerous localities. 
N. {Brigg. TB. Divs. 1, 2, 3, 4, 7, 8, 9, 10, 11, 12. 
‘s* *Near Boston, 8-9-1884. WD R. Divs. 13, 14, 15, 16, 17. 
——— var. producta Menke 
N. *Chapel, 16-8-1886. JEM. 
— var. excavata Jeffreys 
N. Louth Canal, Keddington, one. 1900. CSC. Revesby reser- 
voir, 5-7-1901. CSC. 
BITHYNIA LEACHII Sheppard 
A common species, abundant in the marsh drains, recorded 
for numerous localities. 
N {Brigg, TB. Divs. 1, 3, SFOs ie 
S. *Near Boston, 8-9-1884. WDR. Rejectamenta from between 
Bracebridge and Lincoln, December, 1884. CT M. Crow- 
land, 1901. Rev. A. Thornley and EAWP. Lincoln, 
24-5-1894. FW EF. (Nat. September, 1894.) Little Ponton, 
12-7-02. RW. 
VIVIPARA VIVIPARA Linné 
Recorded for a few localities. 
’N. River Trent; Gainsborough, 19-2 -1890. Geo. Roberts. (Nat. 
3, March, 1890.) Revesby, reservoir, dead shell, 5-7-1901. 
Ff CSC. 
S. *River, Lincoln, 1849. (J. Hardy, sen.) *Rejectamenta from 
between Bracebridge and Lincoln, December, 1884. W DR. 
River Witham, Bardney, 21-4-1902. H WK. Grantham, 1902. 
Be W. Little Ponton, 12-7-1902, RW. Foss Dyke, Lincoln, 
5-4-1894. F WF. (Nat. September, 1894.) 
-VIVIPARA CONTECTA Millet 
A common species, abundant in the marsh arains, recorded 
- for numerous localities. 
\ {Brige. T B. .Divs. 1, 2,:3, 7.8; 9; 11;-12: 
. *Rejectamenta from between Bracebridge and Lincoln, 
December, 1884, C T M. Divs. 13, 14, 15, 16. 
-—— © var. virescens Jeffreys 
N. *Brigg. TB 
na 
VALVATA PISGINALIS Miille, 
A common species, recorded for numerous localities. 
N. [Brigg. TB. Divs. 1, 2, 3, 1285.9; Ll? 
. $. *Near Boston, 8-9-1884. WDR. Divs. 13, 15. 
- VALVATA CRISTATA Miille:- 
Not so common as the last species. 
N. {Brige. T B. Saltfieetby, 12-6-1893. F W F. (Nat. Sept. 
1893.) Woodhall Spa, 7-8-1893. F W F. (Nat. October, 
1893.) Louth Canal, Keddington, 1900. CSC. 
$. Near Lincoln, 24-5-1894, IF WF, (Nat. September, 1894.) 
