170 Descriptions of New Species of Achatinella. 



Habitat. — Heleraanu, Wahiawa, and Kalaikoa, Oaliu. J. 

 T. G.! 



Remarks. — A neat, flask-shaped species, forming an inter- 

 mediate link between A.fumosa Newc. and A. labiata Newc. 

 In color, structure, and general form, it resembles the former ; 

 the latter, in the concave outlines of the spire and the form of 

 the upper whorls ; while the lip is not so thin as in A.fumosa, 

 nor so thick and callous as in A. labiata. 



4. Achatinella lacrima. 



Plate VJ. Fig. 4. 



T. dextrorsa, imperforate, ovato-conica, nitida, cornea, levissime 

 striata ; apice subacuta, pallida ; spira conica ; anfr. V, planiusculis ; plica 

 columellari mediana, alba, valida, lamelliformi, transversa ; apertura, 

 truncato-auriformi ; perist. intus albo-incrassato ; margine dextro recto, 

 arcuato ; columellari dilatato, adnato ; parictali tenuissimo. 



Shell dextral, imperforate, ovate conic, shining, corneous, 

 very lightly striated ; apex subacute, pallid ; spire conical ; 

 whorls 7, rather flat ; columellar fold central,' white, strong, 

 lamelliform, transverse ; aperture truncately auriform ; peri- 

 stome whitely thickened within ; dextral margin unreflected, 

 arcuate ; columellar margin dilated, adnate ; parietal margin 

 very thin. 



Length of an average sized specimen 0.43 inch (11 mill.). 

 Breadth 0.24 inch (6 mill.). Length of body whorl 0.20 inch 

 (7i mill.) ; an average sized specimen. 



Length of a large specimen 0.45 inch (llh mill.). Breadth 

 0.24 (G mill.). Length of body whorl 0.31 inch (S mill.). 



Length of a small specimen 0.40 inch (10 mill.). 



Average weight 1.00 grain. 



