96 HELICID^. 



Section I. Lip reflected. 



A. umbilicus covered, or nearly so. 

 a. Aperture destitute of tooth-like processes. 



HELIX 3IAJOR, BlNNEY. 

 Plate I. 



H. testa orbiculato-globosa, imperforata, luteo-cornea vel 

 sub-castanea ; striis elevatis, crebris, undatis ; anfractibus 

 sex ; ultimo anfractu venlricoso ; apertura .sub-rotunda, 

 contracta, prope basin sub-unidentata ; labro albo, crasso, 

 margine reflexo. 



SYNOMTMS AND KEFEEENCES. 



Helix major, BiNNEY. Bost. Jour. Nat. Hist., I. 473, pi. 12. 

 Hdiz albolabris, Fekussac. Hist., pi. 43, f. 4. 46 a, f. 7. 



DESCRIPTION. 



Animal. Head, upper part of neck, and tentacles 

 ferruginous ; eyes black ; foot rusty, the sides more or 

 less shaded with blue by the fluids of the animal, -which 

 are visible through its semi-transparent substance. Ten- 

 tacles short, in proportion to the size of the animal, and 

 robust, their situation when retracted marked by brown 

 lines. Foot lai'ge and thick. Genital orifice indicated 

 by a slight prominence. Superficial glands large and 

 distinct. On the centre of the back is a line of them, of 

 an oblong narrow shape, with a farrow on each side ; 



