LIMAX. 



17 



brunneus. Animal dark dingy brown, back keeled towards 

 the tail, shield concentrically striated. 



tenellus. Animal pale dull yellow, transparent, shield concen- 

 trically striated. 



flavus. Animal yellowish, speckled with grey, keeled towards 

 the tail, shield concentrically striated, spotted. Shell concen- 

 trically enlarged from an umbonal nucleus. 



cinereus. Animal yellowish- ash, streaked and spotted with 

 black, body tapering, keeled towards the tail, shield concen- 

 trically striated. Shell concentrically enlarged from an um- 

 bonal nucleus. 



1. Limax Sowerbyi. Sowerby's Limax. 



Animal ; body oblong, linearly grooved, conspicuously keeled through- 

 out the back, tawny yellow, tessellated with dusky brown, keel 

 pale bright yellow, head ash-grey, tentacles livid blue ; shield 

 moderate-sized, oblong, widened and truncated behind, granu- 

 lated, speckled, respiratory orifice subposterior. 



Shell; small, often rather obscure, rude, irregular, sometimes flat, 

 sometimes thickened, and convex. 



Limax marginatus, Draparnaud (1805), Hist. Moll. p. 124. pi. 9. f. 7. (not 

 ofMiiller). 



Limax Sowerbii, Ferussac (1821), Hist. Moll. p. 96. pi. 8d. f. 7, 8. 



Limax carinatus, Leach, (1831), Turton, Man. p. 115. pi. 3. f. 17. 



Milax Soiverlii, Gray (1855), Cat. Brit. Mus. p. 175. 



Hab. — Central Europe. Britain (in gardens). 



C 



