KEW : SHELLS OF THE LINCOLNSHIRE COAST. 363 



Rissoa inconspicua Aid. Common (B. S. Dodd). 

 Rissoa membranacea (Ad.). (B. S. Dodd). 

 Rissoa striata (Ad.). Common (B. S. Dodd). 



Var. arctica Lov. Occasionally (B. S. Dodd). 

 Rissoa proxima Aid. In Skegness drift (B. S. Dodd). 

 Rissoa cingillus (Mont.). Moderately common (B. S. Dodd). 

 Hydrobia ulvae (Penn.). Swarms on the mud-flats and salt- 

 marshes. 

 Var. albida Jeff. Fairly abundant and fine, Sutton, Skegness, 



etc. (B. S. Dodd and J. T. Marshall). 

 Yar. barleei Jeff. Skegness (J. T. Marshall). 

 Hydrobia ventrosa. (Mont.). Occasionally (B. S. Dodd). Living 

 in great abundance in a drain, land-foot of sandhills, Somer- 

 cotes (H.W.K.). 



TURRITELLID^. 

 Turritella terebra (L.). Occasionally (A. Smith). 



PYRAMIDELLLLVE. 



Aclis unica (Mont.). In Skegness and Sutton drift; sometimes 

 living ; rather scarce (B. S. Dodd and J.T. Marshall). 



Aclis ascaris (Turt.). Sutton (J. T. Marshall). 



Aclis supranitida (S. Wood). In drift, Skegness (B. S. Dodd). 



Odostomia albella (Lov.). Occasionally (B. S. Dodd). 



Odostomia rissoides Han. Common (B. S. Dodd). 



Var. dubia Jeff. Common (B. S. Dodd) ; Skegness (J.T. Marshall). 



Odostomia pallida (Mont.). (B. S. Dodd). 



Odostomia plicata (Mont). (B. S. Dodd). 



Odostomia dolioliformis Jeff. Skegness ; rather scarce (B. S. Dodd 

 and J. T. Marshall). 



Odostomia indistincta (Mont.). Rather scarce (B. S. Dodd). 

 Odostomia interstincta (Mont.). Somewhat scarce (B. S. Dodd). 

 Odostomia spiralis (Mont.). Common (B. S. Dodd). 

 Odostomia lactea (L.). Not common (B. S. Dodd). 



NATICID/E. 



Natica catena (DaC). Dead shells; moderately common on the 

 sands. In ' Historian Animalium Angliae,' Lister records a shell 

 for Lincolnshire which Mr. Somerville thinks is probably this 

 species. 



Natica montacuti Forb. Not plentiful (B. S. Dodd). 



Dec. iS8o. 



