Original Descriptions of Achatinclla. 171 



Shell imperforate, acuminately ovate, solid, distinctly striate, 

 epidermis yellowish, variously banded with brown, or often en- 

 tirely covering a light band ; spire inflated, near the acute apex 

 attenuate; suture pale ; whorls 6, the first flat, the penultimate 

 moderately convex, the last nearly equal to 3-7 of the length; aper- 

 ture scarcely oblique, sinuately oval ; columellar fold toothlike, 

 subacute, white; lip simple, erect, columellar margin adnate. 



Hab. Mountains of Lanai. 



Mr. Baldwin places this with A. pnsi/la Xewx. 



309. Achatinella aurostoma Baldwin. 



A. aiiioitoina Bald. Nautilus, x, 1896, p. 31. 



Shell dextral, imperforate, solid, elongateh' ovate, spire conical, 

 apex subacute; surface lustreless, striated with somewhat irregular, 

 coarse growth striae; the embryonic whorls finely radiately sulcated; 

 color light brown, apex dark chestnut ; the lower whorls covered 

 with a black fugacious epidermis which is generally dense on the 

 last whorl and more sparsel}' distributed on the other whorls; 

 whorls 6 1-2, somewhat convex; suture W'ell impressed; aperture 

 ovate, a little oblique, of an orange-yellow^ color within; peristome 

 simple, acute, not thickened within, extremities united by a thick, 

 orange-tinted, parietal callosity; columella orange-yellow, flexu- 

 ous, abruptly terminating in a thin, slightly curved lamellar plait. 

 Length 25, diam. 12 mm. 



Hab. Lanai. 



310. Achatinella fraterna Sykes. 



Amas/ia (Lamiite/la) fyaterna Sykes. P. ^Malac. Soc. London. 1S96, ii, p. 129. 



Testa sinistrorsa, ovato-tiirriformis, tenuis; sutura irapressa; anfr. 6 1-2-7, 

 convexiusculi, longitudinaliter striati, epidermide fusco vel nigro-corneo 

 induti; apertura ovata, mediocris; peristoma rectum, acutum, lamina medi- 

 ocri. Long. 10. diam. max. 5.5 mm. 



Shell sinistral, ovate-turreted, thin; suture impressed; whorls 

 6 1-2-7, somewhat convex, longitudinalh- striate, covered with a 

 brown or blackish horn-colored epidermis ; aperture ovate, not 

 large; lip erect, acute, fold moderate. 



Hab. Mountains behind Koele. — Perkins. 



311. Achatinella longa Sykes. 



Aniasira longa Sykes. P. Malac. Soc. London, 1896. p. 128. 



Testa dextrorsa, elongata, subperforata, solida, substriata, epidermide 

 nigro-fusco induta, apice acutiusculo; sutura simplex; anfr. 7, modice plani, 

 ultimus plus quam 1-2 altitudinis testae aequans ; apertura sinuato-semiovalis, 



