1 86 Original Descriptions of Achatinclla . 



Shell obliquely conical, imperforate, somewhat smooth, black 

 below, white above; columellar tooth white; lip simple. 



Hab. Waialua, Oahu. 



This equals Apex fidva Dixon or A. lugubris Chem. 



349. Achatinella monarcha Pfeiffer. 



A. monarcha Pfr. P. Zool. Soc. London, 1S55, p. 3, pi. xxx, fig. 9. 



A. testa iinperforata, ovato-conica, solida, oblique striatula, parum nitida, 

 griseoalba, lineis fuscis varie cincta; spira elevato-conica, acutiuscula; sutura 

 leviter marginata, subcrenulata; anfr. 6, convexiusculis, ultimo spira paulo 

 breviore, basi rotundato; apertura obliqua, late obauriformi; plica columel- 

 lari supera, obliqua, mediocri ; perist. sublabiato, margine dextro breviter 

 expanse, cohnnellari crasso, flexuoso, adnato. Long. 20, diam. 10 1-2 mill. 



Shell imperforate, ovately conical, solid, obliquely striate, 

 hardly shining, grayish white, variously banded with brown lines; 

 spire elongately conical, somewhat acute, suture slightly margin- 

 ate, subcrenulate ; -\vhorls 6, somewhat convex, the last a little 

 shorter than the spire, rotundate at the base; aperture oblique, 

 broadly obauriform ; columella fold high, oblique, of moderate 

 size; lip slightly thickened, dextral margin shortly expanded, colu- 

 mellar margin thickened, tortuous, adnate. 



Hab. Sandwich Ids.— Frick. Waianae Mts., Oahu. 



The fiofure srives a shell like A. nndtilineata Newc. 



350. Achatinella swainsoni Pfeiffer. 



A. i7iainsonl Pfr. P. Zool. Soc. London, 1S55, p. 4, pi. xxx, fig. 13. 



A. testa sinistrorsa, imperforata, ovato-conica, solidula, subltevigata, 

 nitida, albida, fulvo tenuiter strigata ; spira conica, apice fulva, acutiuscula, 

 sutura marginata ; anfr. 5 1-2, convexiu.sculis, ultimo 3-5 longitudinis sub- 

 tequante, infra suturam turgido, basi rotundato; apertura fere diaganali ob- 

 auriformi; plica cokimellari supera, valida, nodiformi; perist. nigro-fvisco 

 limbato, margine cxterno reflexiusculo, intus crasso labiato, columellari 

 crasso, flexuoso, adnato. Long. 20, diam. 11 mill. 



B. Virenti-lutea, anfr. ultimo antice castaneo. 



Shell sinistral, imperforate, ovately conical, somewhat solid, 

 nearly smooth, shining, whitish, faintly striped with tawny; spire 

 conical, apex tawny, somewhat acute, suture marginate; whorls 

 51-2, slightly convex, the last nearly equal to 3-5 of the length, 

 swollen below the suture, rotundate at the base; aperture nearly 

 diagonal, obauriform; columellar fold high, strong, nodiform; lip 

 edged with blackish brown, external margin somewhat refiexed, 

 densely thickened within, columellar margin thickened, tortuous, 

 adnate. 



B. Greenish yellow, with the last whorl chestnut above. 



