492 



Binney^s Monograph of the Helices 



-J 



ground, and keeps itself hidden the greater part of the 



time. 



9. HELIX ZALETA. 



Plate XX, 



H. test4 orbiculato-ventricosa, imperforate, luteo-corne^ ; anfracti- 

 bus transverse striatis : striis confertis, obliquis ; appcndiculo denti- 

 formi, albo, columelljB oblique adnato ; peristomate albo, margine re- 

 fiexo. 



Synonfms and References. 



I 



Helix zaleta. Say. Manuscript 7 



Helix albolabris, Var. unldentata^ Ferussac. Hist. Nat 



des Moll. PL xLvi, A. Jig. 6, 



Description. 



Animal. Greyish-brown or blackish above, paler on 

 the posterior extremity and base ; superior tentaculae 

 black, long and slender ; glands very prominent, length, 

 when fully extended, including the tentaculae, equal to 

 thrice the breadth of the shell. 



Shell. Convex, somewhat ventricose : epidermis, of 

 a uniform yellowish horn or russet-color : whorls^ between 

 five and six, with fine, parallel striae crossing then! ob- 

 liquely : body whorl large and ventricose : suture^ well 

 marked, and distinct : aperture, rounded, contracted by 

 the lip, the plane of the aperture making a considerable 

 angle with the plane of the base : lip, white, reflected : 

 pillar lip, with a prominent, white, oblique tooth: umbi- 

 licus covere/i- 



Greatest transverse diameter about one inch. 



Geographical distribution. Common in the States 



V . 



