family helicidie — helix. 41 



Helix multilineata. 



PLATE III. FIG. 34. A. B.— (STATE COLLECTION.) 

 Helix multilineata. Say, Jour. Acad. Nat. Sciences, Vol. 2, 156. 



Description. Shell large, thin, convex, imperforate. Whorls six, with elevated subequi- 

 distant lines separated by grooves. Aperture lunated, not angulated at the base of the 

 column, but obtusely curved. Lip contracting slightly the aperture, reflected, white, and 

 adpressed to the body-whorl near the base. Umbilicus covered with a white callus. 



Color. Dark brown, with numerous dark red revolving lines varying from four or five to 

 twenty-five or thirty, sometimes confluent into bands which are minutely and irregularly 

 undulated. Animal granulated ; granulaa large, whitish, the interstices blackish. Foot black- 

 ish beneath. 



Diameter, 0'8- 1*1. Height, 0-5-0'8. 



This animal was observed by Say in Illinois and Missouri, where it is exceedingly nu- 

 merous. The specimen which furnished the figure was said to have been found in the 

 western district of this State, but the precise locality was not indicated. 



Helix pennsylvanica. 



PLATE HI. FIG. 35. a. b.— (STATE COLLECTION.) 



Helix pennsylvanica. Green, Journ. Maclurian Lyceum, No. 1, p. 8. 



H. id. Binney, Bost. Journ. Nat. Hist. Vol. 1, p. 483, pi. 16. 



Description. Shell moderately large, convex, elevated, imperforate. Whorls five or six, 

 rounded, with numerous oblique striae. Suture distinctly impressed. Lip reflected, with 

 occasionally a thickening near the hase. Aperture oblique, subtriangular. Umbilicus closed, 

 with its region somewhat indented. 



Color. Reddish or dark reddish brown ; lip white. 



Diameter, - 8. Height, - 6. 



This species occurs throughout the Western States. It has been found in Pennsylvania, 

 and will probably be discovered in the western district of this State. 



Fauna — Part 6. 



