44 CONCHOLOGIA CESTRICA. 



V. minuta, SAY. 



Helix minuta, Say, Jour. Acad. Phila. F. S., L, 1817. 



V. minuta, enlarged. [B. & B.] Jaw of V. minuta. [Morse.] 



Fig, 66, Fig, 67, 



Shell minute, slightly convex, opaque white ; whorls 

 4, fine striate; aperture orbicular, dilated; lip thick, 

 broadly reflected, white, forming almost a circle; um- 

 bilicus wide, and deep ; lingual membrane with 75 rows 

 of ii-i-n teeth, each; buccal plate wide, narrow; ends 

 slightly bent, and longitudinally striate, the striae ex- 

 tending to the cutting edge, producing minute notches. 

 H. \V 2 , W. 2 mill. 



Lingual Dentition of V. minuta. [Morse.] 

 Fig, 68, 



Station, among grass, under boards and rubbish. 

 Chester County. Everywhere abundant. 



OBS. Until recently, a majority of writers on con- 

 chology, considered Say's species identical with the 

 European V. pulchella, Mull. Prof. E. S. Morse, in his 

 admirable paper on " The Terrestrial Pulmonifera of 

 Maine" has pointed out the difference between the two 

 species. These are shown in the accompanying outline 

 figures, copied from the above work Fig. 69, V. 

 minuta, Say; and Fig. 70, V. pulchella, Miill. By a 

 comparison of these figures it will be evident that our 



