Original Desa-iptions of Achatinclla. 141 



lira: columella lightly plicate; aperture hardly oblique, obauri- 

 form; lip quite simple, columellar margin subreflexed, external 

 margin somewhat expanded. 



B. Brownish-yellow, striped on the upper whorls with dark 

 horn color. 



Hab. Hawaiian Ids. — Frick. 

 Equals A. plicata Migh. 



232. Achatinella sulcata Pfeiffer. 



A . sulcata Pfr. P. Zool. Soc. London, 1S58, p. 22. 



T. subperforata sinistrorsa, oblongo-turrita, solidula, striatula et liris 

 confcrtis, in anfr. supcrioribus compressis, turn rotundatis cincta, castanea, 

 nitidula; spira regularita attenuata, apice acutiuscula; sutura siibsimplex; 

 anfr. fere 6 planiuscula, supremi albo-flammulati. iiltimus 2-5 longitudinis 

 subacquans, basi saccatus, saturatius castaneus; columella levissime plicata; 

 apertura obliqua, acuminato-ovalis; perist. tenue, margine columellari su- 

 perne dilatato, reflexo, externo expansiusculo. Long. 12 1-2, diam. 5 2-5 

 mill.; ap. 5 2-3 mill, longa, 3 1-3 lata. 



Shell subperforate, sinistral, oblong-turreted, somewhat solid, 

 slightly striated and encircled with close lirae, in the upper whorls 

 compressed, then rottmdate, chestnut, somewhat shining; spire 

 regtilarly attenuate, apex somewhat acute; suture quite simple; 

 whorls nearly 6, almost flat; the upper white-flammulate, the last 

 nearly equal to 2-5 of the length, base saccate, dark chestnut; 

 coltimella very lightly plicate; aperture oblique, acuminate-ovate; 

 lip thin, columella margin dilate above, reflexed, external margin 

 somewhat expanded. 



Hab. Pohakupili.— Bald. 



Nearl}^ related to A. plicata Migh. 



233. Achatinella canaliculata Baldwin. 



.-I. canaliculata liald. P. .-Vc. Phila.. 1895, p. 226, pi. x, figs. 28, 29. 



Shell sinistral, very minutely perforated, somewhat solid, 

 acuminately turreted, apex subacute; surface sculptured through- 

 out with numerous acute .spiral keels, which become blunter as 

 they approach the apex, the interstices between the keels exhibit- 

 ing under a lens very delicate growth striae. Color brown, upper 

 whorls tessellated with brown and white. Whorls 6, slightlv con- 

 vex, lower ones somewhat flattened at the base; suture lightly 

 impressed ; aperture oblique, oval, livid white or light brown, 

 within; peristome acute, very lightly thickened within, expanded, 

 columellar margin reflected over the small perforation, margined 

 with light brown on both face and the reverse; columella very 

 slightly developed, plain and smooth. Length 14, diam. 6 1-2 mill. 



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