14 INTRODUCTION. 



T. quadridens Alien. 

 P. tridentata Brard. 



Inhab. the continent of Europe. 



Introduced, by mistake, by Baron Ferussac, 

 who considered it the same as Turbo tridens of the 

 English authors. Journ. de Phys. 1821, p. 295. 



18. Pupa obtusa Drap. 63. t. 3. f. 44., Rossm. Icon. 



19. t.23. f. 337. 

 Pupa germanica Lam. vi. 108. 

 Cochlostyla obtusa Firm. P. 48. t. 109. f. 4. 

 A native of France and the Alps. 

 Dr. Fleming (Brit. Anim. i. 269.) mistook the 

 P. alpestris of Ferussac for this species. 



19. Clausilia labiata Turton, Man. ed. 1. f. 57. 

 Turbo labiatus Sola?ider, Montag. T. B. 363. 

 Clausilia solida Drap. 7. t. 4. f. 15., Rossm. Icon. 



t. 18. f. 267. 

 Strombiformis perversus Dacosta, 107. t. 8. f. 15. 

 Inhab. France (?), Malta. 

 Introduced by Dacosta. It is said to have 3 

 been found at Battersea and in Hyde Park in 

 1790, by the late Mr. Swainson : most pro- 

 bably it was carelessly placed in the cabinet 

 for C. laminosa, which is common in these 

 localities. 



20. Clausilia papillaris Drap. t. 4. f. 13. ; Rossm. 



Icon. t. 12. f. 169. 

 Clausilia bidens Turton, Man. ed. 1. f. 56. 

 Bulimus papillaris Brug. 49. 

 Helix papillaris Midler, ii. 120. 

 Turbo bidens Lin. Gmel. 3069. 



Inhab. Sicily. 



