HELIX. 



8. HELIX BUFFONIANA, PFEIFFER. 

 PLATE XLIII. 



H. testa ventricosa, sub-imperforata, grisco-albida, granu- 

 losa, fasciis tribus rufis cincta ; apice sub-acuto ; anfracti- 

 bus quatuor, anfractu ultimo permagno ; apertura obliqua, 

 ampla ; labro sub-reflexo. 



SYNONYMS AND EEFERENCES. 



II. luffoniana, PFEIF., Menke's Zeitsch. fiir Malacozool. Oct. 1845, p. 152. 

 Symb. Heliceor. III. No. 473. 

 Monog. Heliceor. I. 196. 

 PHILIPPI, Abbild. &c. Helix, p. 47. tab. IX. fig. 2. 



DESCRIPTION. 



ANIMAL. Not noticed. 



SHELL. Ventricose, grayish white,, spire acuminate ; 

 whorls four, rapidly enlarging in diameter from the apex 

 to the aperture, last whorl very ample, with rough irregu- 

 lar striae and wrinkles : aperture oblique, large ; lip 

 narrow, white, sub-reflected ; umbilicus only partially 

 covered by the reflection of the lip as it rises from the 

 base : base turgid, a thin testaceous deposit connecting 

 the two extremes of the lip ; surface of the shell sha- 

 grcened or covered with minute rough granulations ; 

 three rufous bands revolve upon the whorls, only partly 

 visible on the spire. 



Greatest transverse diameter, one inch and a half. 



GEOGRAPHICAL DISTRIBUTION. Inhabits Mexico, in 

 some parts of which it is abundant. 



