1 68 Original Descriptions of Achatinella. 



299. Achatinella villosa Sykes. 



Amastra (Laminella) villosa Sykes. P. Malac. Soc. London, ii, 1S96, p. 129. 



Testa elongato-turrita, sinistrorsa, subimperforata, crassula, pallide- 

 cornea, epidermide brunneo induta; anfr. 7-7 1-2, convexi, longitudinaliter 

 et irregulariter valde striati ; sutura bene irnpressa ; apertura lunata, fere 

 recta ; peristoma rectum, acutum, albidurn ; lamina columellaris parva. 

 Long. 20, lat. 7 mm. 



Shell elongate-turreted, sinistral, subimperf orate, thiekish, 

 pale horn colored, covered with a brown epidermis; whorls 7-7 1-2, 

 convex, longitudinally and irregularly strongly striate; suture well 

 impressed; aperture lunate, almost erect; lip acute, whitish; colu- 

 mellar fold small. 



Hab. Molokai. — Perkins. 



j. Shells from Lanai. 



300. Achatinella biplicata Newcomb. 



A. biplicata Newc. P. Zool. Soc. London, 1853, p. 156, pi. xxiv, fig. 75. 



Shell dextral, elongately cylindrical; whorls 7, rounded, lon- 

 gitudinally strongly striated ; suture deep ; aperture small, sub- 

 ovate; inner lip rather callous; columella biplicate; outer lip acute, 

 submargiuate within ; color rosy, partly concealed with a thin 

 brown epidermis; upper* whorls black; aperture red within. 



Hab. lyanai. — Newc. 



301. Achatinella nucula Smith. 



A. nucula Sm. P. Zool. Soc. London, 1S73, p. 85, pi. x, fig-. 19. 



Testa globoso-conica, dextrorsa, incrementi lineis striata, partim leviter 

 malleata, sordide albida, epidermide fusco-olivacea partim induta; anfract. 

 5 1-2, primi 4 1-2 planiusculi, ult. globosus ; sutura subcrenulata ; apertura 

 albida; perist. incrassatum; plica columellaris tenuis. Long. 12, diam. 8 mill. 



Shell globose-conic, dextral, striated with lines of growth, 

 in one part lightly malleate, dirty whitish, in another part covered 

 with a brown-olive epidermis; whorls 5 1-2, first 41-2 somewhat 

 flat, the last globose; suture subcrenulate; aperture whitish; lip 

 thickened; columellar fold thin. 



Hab. Mountains. 



302. Achatinella moesta Newcomb. 



A. moesta Newc. P. Zool. Soc. London, 1853, p. 157, pi. xxiv, fig-. 77. 



Shell dextrorsal, turrito-conical; whorls 7, convex, longitudi- 

 nally striated; aperture small, ovate, slightly contracted; columella 



