5 CONCHOLOGIA CESTRICA. 



mellar margin, and two on the outer margin ; outer lip 



V. ovata. [B. & B.] 

 Fig, 107, 



Jaw of V. ovata. [Morse.] 

 Pig, 108, 



forming two segments of circles ; umbilicus expanded. 

 H. i#, W. i, mill. 



Lingual Dentition of V. ovata. [Morse.] 



Fig, 109, 



Station, in lawns and pastures, or among dead leaves, 

 chips, etc., etc. Chester County ; abundant. 



V. decora, GOULD. 



Pupa decora, Gould, Proc. Bost. Soct. Nat. Hist., II., 

 1842. 



Shell minute, ovately cylindrical, amber 

 colored ; whorls 6, well rounded, striated ; 

 apex obtuse ; suture deep, umbilicate ; aper- 

 ture small, rounded, with four teeth one 

 on the parietal wall, one on the columella, 

 and two others, on the outer peritreme, 

 forming the arms of a cross. H. 2^,W. ij^, 

 mill. 



Station, among grass, in company with 

 V. ovata. West Chester, Chester County ; rare. 



F. decora, 

 enlarged. 



[Gould.] 

 Fig, 110, 



