. Helix crenelata, Oliv. 
. Polyphemus Bruguireus. 
. Ampullaria (found in bituminous marlabove a mine of fossil coal. 
compressed laterally ; givingit an accidental, elongated form. 
vertically ; changing the form of the mouth, and 
giving it the appearance of another species. 
. Turbo lugubris, Chemn. 
. Section of a Pyramidella, to shew the columella. 
Vee 09 bank 
. Turritella. (au jour). 
. Cyclostoma bulimoides, Oliv. see. 
