PLATE XIII. 



HELIX NEMORALIS. 



GIRDLED SNAIL. 

 GENERIC CHARACTER. 



Aperture or mouth contracted and lunated. 



SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Imperforated, subrotund, thin, pellucid. Mouth semi-lunar ; generally 

 girdled with streaks : and of various colours. 



Helix Nemoralis: testa imperforata subrotunda Isevi diaphana 

 fasciata, apertura subrotundo-lunata. Linn, 

 Faun. Suec. 2186. — Gmel. Linn. Syst. Nat. 

 Conch, p. 3647. 108. 

 Cochlea citrina aut leucophsea, non raro unicolor, interdum tamen 

 unica, interdum etiam duobus, aut tribus, aut quatuor 

 plerumque vero (minis fasciis pullis distincta. List. II. 

 An. Angl. p. 116. tit. 3. tab. 2. fig. 3. 

 Cochlea imperforata, interdum unicolor, interdum variis fasciis depicta. 

 Fasciata girdled. Da Costa, Br. Conch, p. 76. 

 sp.41. 

 Helix Nemoralis, variegated. Penn. Br. ZooL No. 131. 



F 2 



