Class VI. 



HELIX. SNAIL. 



33t 



*"#* Wreaths rounded, imperforated. 



Lin. Sy St. 1247- No. 6qO. 



Faun. Suec. No. 2185. 



40. vivi- 



Gm. Lin. 364(5. 



Lin. Tr. viii. 205. 



PARA. 



List. Angl. tab. ii. Jig. 18. 



Mont. Test. Br. 3S6. id. 



viviparous 



Conch, tab. 126. Jig. 26. 



Sup. 141. 





: <JI fi© * ; V 



5- ..,-0& -i-^ -'f ^'io 





He. with six ventricose spires, umbilicated. 

 The aperture almost round. Color brown, with 

 dusky spiral y?w«>. 



Inhabits stagnant waters, and semi-stagnant 

 rivers. Tab. Ixxxvii. Jig. 2. When young. 

 Tab. Ixxxviii. Jig. 1. g i, , rs id 



Lin. Syst. 1247. Gm. Lin. List. Conch, tab. 57. 



3647. Lin. Tr. viii. 206. 



Gualtieri, tab. i. Jig. P. Mont. Test. Br. 411. H. hor- 

 List. Angl tab, ii. Jig. 3. tensis 412. 



41. NEMO- 

 RALIS. 



variegated. 



He. with a glossy shell ; very thin and pellu- 

 cid ; the aperture awry. Varies infinitely : 

 often yellow, or light green, or red fasciated 

 with black or white, along the spires -, often 

 quite plain. 



Inhabits woods and gardens. 



