152 Original Descriptions of Achatinella. 



short, oblique fold; aperture oblique, elliptical; lip simple, erect, 

 dextral margin almost semicircular, forming an angle with the 

 columellar fold. 



Hab. Waialua(?).— Bald. 



260. Achatinella porphyrostoma Pease. 



A. porphyrostoma Pease. J. Conchyl., 1869, p. 172. 



T. dextrorsa, imperforata, crassa, elongato-conica, rugoso-striata; sub 

 epidermide fusca, rugosa, densa, flavescens; spira convexo-conica; anfr. 6, 

 convexi, ultimus subinflatus, 1-2 longitudinis testae aequans ; sutura bene 

 impressa; apertura subelliptica, ad basin subangulata; columella recta, plica 

 columellaris laminteformis, crassa, fere transversa ; perist. simplex; colu- 

 mella labroque purpurascentibus; apice rubenti-fusco. 



Shell dextral, imperforate, thick, elongate-conic, rugose-stri- 

 ated; under the brown epidermis rugose, thick, brownish; spire 

 convex-conic; whorls 6, convex, the last subinflated, equal to 1-2 

 the length of the shell; suture well impressed; aperture subellip- 

 tical, subangulated at the base; columella erect, columella fold 

 laminalike, thick, almost transverse; lip simple; columella and 

 lip purplish; apex red-brown. 



Hab. ? 



261. Achatinella solida Pease. 



Amastra solida Pse. J. Conchyl. xvii, 1S69, p. 173. 



T. dextrorsa, imperforata, crassa, elongato-ovata; anfr. 6, convexi, ulti- 

 mus vix inflatus, interdum ad basin rotundato-angulatus, 1-2 longitudinis 

 testae haud aequans; apertura late elliptica, ad basin subangulata; plica colu- 

 mellaris crassa, subbasalis, fere transversa; perist. rugosum, callosum, mar- 

 ginibus callo crassa junctis ; castaneo-fusca, apice rubenti-fusco; apertura 

 albida. Long. 15, diam. 8 mill. 



Shell dextral, imperforate, thick, elongate-ovate; whorls 6, 

 convex, the last hardly inflated, sometimes rotuudate-angulate at 

 the base, hardly equal to 1-2 the length of the shell; aperture 

 broadly elliptical, subangulated at the base; columella fold thick, 

 subbasal, almost transverse; lip rugose, thickened, with the mar- 

 gins joined by a thick callus; chestnut-brown, apex reddish- 

 brown; aperture whitish. 



Hab. ? 



262. Achatinella subrostrata Pfeiffer. 



A. (Laminella) subrostrata Pfr. P. Zool. Soc. London, 1859, p. 31. 



T. imperforata, dextrorsa, ovato-conica, solida, irregulariter striata, 

 nitidula, fusca, fulvo-nebulosa ; spira ventroso-conica, apice acutiuscula; 

 anfr. 6, superi 4 vix convexiusculi, ultimus rotundatus, 2-5 longitudinis sub- 

 aequans; lamina columellaris fere basalis, acuta, obliqua; apertura vix ob- 



