Ii6 Original Descriptions of Achatinella. 



baud; whorls 6, convex; suture margined, whitish; aperture ovate, 

 lip reflexed, yellowish; fold broad; umbilicated. 



Hab. Sandwich Islands. — Gould. (?) 



This ma}' belong to the island of Oahu, perhaps with A. diibia 

 Newc. 



i86a. Achatinella densilitieata Reeve. 



Partula detisilhieata Rve. Rve. Conch. Icon. Partula, sp. 9; pi. ii, fig. 9. 



Shell acuminately conical, rather thin, umbilicated, sutures 

 of the spire impressed, whorls rather flattened and finely margined 

 at the upper part, rounded and slightly angled at the lower; colu- 

 mella flatlv refledted, obsoletely plicate; aperture ovate; lip but 

 little refledled; whitish, very thickly painted with oblique rust and 

 ash lines. 



Hab. ? 



Mr. Baldwin has placed this with A. radiata Gld. as probably 

 from Maui. It ma}'^ however, come from some other localit}'. 



TEREBRA GROUP. 



187. Achatinella terebra Xewcomb. 



A. terebra Newc. P. Zool. Soc. London, 1S53, p. 144, pi. xxiii, fig. 40. 



Shell turreted; whorls 6, rounded, last one inflated, margined 

 above; suture well impressed; aperture elongate-ovate; lip slightly 

 refledled, thickened within ; columella short, terminating in a 

 prominent twisted plait; striae decussating; color light yellow, with 

 wave-like broAvn-coloured markings, nearly obsolete on the upper 

 whorls; lip, columella and aperture white. Long. 16/20, lat. 6/20 

 poll. 



Hab. Honokowai. — Bald. 



188. Achatinella attenuata Pfeiffer. 



A. attenuala Ffr. P. Zool. Soc. London, 1855, p. 4., pi. xxx, fig. 12. 



A. testa subperforata, ovato-turrita, tenuiuscula, striatula et .sublerite 

 granulata, alba, strigis corneis saepe angulosis picta; spira concavo-turrita, 

 obtusula; sutura distiiicte filomarginata ; anfract. 5 1-2, superis planis, se- 

 quentibiis convexis, ultimo 3-7 longitudinis subcequante. rotundato, basi siib- 

 comprcsso; apertura oblique, subtetragono-auriformi; plica columellari vali- 

 da, compressa, linguaeformi; perist. acuto, breviter expanso, intus labiato, 

 margine basali cum columellari dilatato intus angulum formante. 



Shell subperforate, ovate-turreted, somewhat thin, slightly 

 striated and under a lens granulated, white, often colored with 



