LEPTACHATINA, GROUP A. 5 



MOLOKAI. 



Group B : laevigata. 



E : molokaiensis. 



F : emerita, concolor, conicoides, varia. 



G: eoruscans. 



N: lanceolata. 

 Thaannmia: thaanumi, morbida. 



MAUL 



Group B : fulgida, baldwini. 



E : obsoleta. 



F : guttula, ovata, vitreola, grana. 



G: nitida, compacta, isthmica, praestabilis. 



H: kuhnsi. 



K: conspicienda. 

 Labiella: lenta. 

 Thaanumia: dulcis. 



LANAI. 



Group F : subovata. 

 H : smithi. 

 I : semipicta. 

 K: perkinsi, longiuscula. 

 N: impressa, supraoostata, lanaiensis. 



HAWAH. 



Group F : arborea, simplex, anceyana, def uncta, lepida. 



G: konaensis. 



N: imitatrix, tenuicostata. 

 Thaanumia: henshawi. 



Subgenus LEPTACHATINA s.s. 

 A. Group of L. acuminata. 



1. L. ACUMINATA (Gould). PL 7, fig. 41. 



"Shell small, slender, turreted, elongated, with an obtuse 

 apex, translucent, thin, very smooth and shining, of a greei 

 ish amber-color. Spire elevated, obtuse, pointed, of six 



