/ 



154 Orii^iyial Descriptions of Achaiinella. 



B. Waianae Mountain SJiclls. 



265. Achatinella spiri^ona Ferussac. 



AcJiatina spirizona Fer. Hist. Moll., ii, pt. 2, p. 196, pi. civ, figs. 14, 15. 



A. testa ovato-acuta, longitudinaliter striata, nigricanti brunnea, fascia 

 carnea vel fulvida ad sutiiram ornata; spira conico-acuta; anfractibus sep- 

 ttm planiusculis, lente accrescentibus, ultimo inflate, 2-5 longitudinis vix 

 superante, angusto, aiigulo antice evanescente; apertura oblongo-ovali, intus 

 livida; peristomate simplici, acuto ; columella medio plica acuta, contorta, 

 lamelliformi, albida instructa. 24X13 mill. 



Shell ovate-acute, longitudinally striate, blackish brown, orna- 

 mented at the suttire b}' a flesh-colored or tawny band; spire conic- 

 aciite ; whorls seven somewhat flat, slowly increasing, the last in- 

 flated, scarcely more than 2-5 of the length, contradled, with an angle 

 disappearing antically; aperture oblong-ovate, bluish within; lip 

 simple, acute; columella ftirnished at the middle with an actite, 

 twisted lamelliform, whitish fold. 



Hab. Mt. Kaala. 



266. Achatinella acuta Swainson. 



A. acuta Swain. Zool. 111., iii, p. gg, fig. 3, 1832. 



A. testa ovato-oblonga, castanea, fascia marginali fulva; spira longius- 

 cula, apice acuto, nigro. 



Shell ovate-oblong, chestnut, with a marginal ftilvous band; 

 spire somewhat lengthened, acute, the tip black. 



vShell somewhat pyriform; the spire being pointed, and con- 

 siderably longer than the aperture. The colour is a deep reddi.sh 

 chestnut, the suture having a marginal band of fulvous white, 

 but without any groove. The apex is blackish, the pillar twisted, 

 and but slightly thickened. 



Hab. Mt. Kaala. 



Dr. Newcomb places this with A. spirizona Fer. 



267. Achatinella chlorotica Pfeiffer. 



A. chlorotica Vix. P. Zool. Soc. London, 1S55, p. 203. 



A. testa subperforata, ovato-conica, solida, ruguloso-striata, albida, epi- 

 dermide virente strigatim variegata; spira conica, acutiuscula, anfr. 6, siiperis 

 convexiusculis, penultimo turgido, iiltimo 2-5 longitudinis subaequante, ro- 

 tundo; apertura obliqua, truncato-ovali, intus alba; plica colum. supera, 

 levissima, fere nulla; perist. simplice, recto, margine colum. parum dilatato, 

 sublibero. Long. :8, diam. 10 1-2 mill. 



