72 Original Descriptions of Achatindla. 



reflecfted, arcuate, acute, bordered with brown ; coluniellar margin 

 dilated, adnate ; parietal margin wanting. 



L,ength 0.66 in. (17 mill.), breadth 0.36 in. (9 mill.). 



lycngth of body whorl 0.44 in. ( 1 1 1-5 mill. ) . 



Average weight 3.90 grains. 



Var. B. With a third brown sutural line. 



Var. C. With one black spiral band passing above the suture. 



Var. D. With a white band encircling the base between the 

 two black bands ; very rare. 



Remarks. This species bears the same relation to A. livida 

 Swains., that A. 7-ecta Newc. bears to A. airta Newc. — Gk. 



Hab. Kawailoa. — Gk. 



102. Achatinella contracta Gulick. 



A. contracta Gk. Ann. Lvc. New York, vol. \-i, iS.sS, p. 239, pi. viii, fiff. 59. 



Shell sinistral, imperforate, broadly conic, solid, shining, stri- 

 ated, ash or fawn colored, with two black bands, one sutural, the 

 other revolving just above the suture on the spire, and encircling 

 the base near the peripher}' of the bod}' whorl ; apex somewhat 

 acute, white with brown suture ; .spire regularly conic ; suture 

 marginate, moderatel}- impressed ; whorls 5 1-2, slightly convex ; 

 the last large; columellar fold central, white, strong; aperture 

 truncateh' auriform, white within ; peristome thickened within ; 

 with external margin unreflected, arcuate, subacute ; columellar 

 margin dilated, adnate ; parietal margin wanting. 



Length 0.53 in. (13 1-2 mill.), breadth 0.36 in. (9 mill.). 



Length of body whorl 0.39 in. (10 mill.). 



Average weight 4.00 grains. 



Remarks. The sutural band is sometimes wanting, and some 

 specimens have another band entering the aperture. I have but 

 one specimen from Hauula, which is of the latter mentioned variety, 

 and rather larger than those from Kaawa. 



It is allied to A. zonata Nob. and A. 7indulata Newc. — Gk. 



Hab. Kaaawa. — J. S. Emerson. Hauula. — Gk. 



103. Achatinella delta Gulick. 



A. delta Gk. Ann. Lye. New York, vol. vi, 1S58, p. 231, pi. viii, fig. 50. 



Shell sinistral, imperforate, conic, obliquely truncated at the 

 base, solid, shining, striated, yellow at the base, paler above, with 

 two or three ash-brown bands ; apex rather obtuse, white ; spire 

 conic; suture marginate, lightlj' impressed ; whorls 5 1-2, slightly 



