135 
Shell conically elongate, solid, polished, shining, dextral or sinis- 
tral; whorls 6, rounded, margined above ; aperture subovate, rather 
small; lip simple, thickened within ; columella short, with a strong 
plaited brownish tooth; colour white or yellow, with extremely va- 
riable transverse bands of black, brown, pink or white, variously 
arranged. 
This species is readily distinguished from any yet described. Its 
northern limit is the valley below Mouna Rua, and half a dozen ra- 
vines, south, in the district of Ewa. 
14, ACHATINELLA INTERMEDIA (Pl. XXII. fig. 13). A. testa 
dextrorsa, subcylindrica; anfractibus 7, rotundis ; sutura pro- 
funda ; apertura parva, subovata ; columella plica flexuosa exigua 
ornata ; labro acuto; striis longitudinalibus, numerosis, bene ex- 
pressis, colore uniusmodi betico, versus suturas pallescente, in- 
terne subceruleo vel cinereo ; columella ceruleo-albida. 
Long. x3 lat. rm poll. 
Hab. Waianoe, Oahu. 
Shell dextral, subcylindrical; whorls 7, rounded; suture rather 
deep ; aperture small, subovate’; columella with a small flexuous 
plait; lip acute; strie numerous, well-developed, and longitudinal 
to the shell; colour uniform dark brown, usually lighter at the su- 
tures, interiorly of a bluish white or slate colour; columella bluish 
white. 
This shell is intermediate between 4. cylindrica and the more cy- 
lindrical forms of 4. spirizona. 
15. ACHATINELLA vioLacea (Pl. XXII. fig. 14). A. testa dex- 
trorsa, ovato-oblonga, solida; anfractibus conveais, ad longitudi- 
nem fortiter striatis ; sutura simplici et valde depressa ; apertura 
ovata; columella brevi, in plicam albam, contortam desinente ; 
labio simplici ; colore passim violaceo. 
- Long. =; lat. 5 poll. 
Hab. Molokai. 
Shell dextral, ovately-oblong, solid; suture plain and deeply im- 
pressed; aperture ovate; columella short, terminating in a white 
twisted plait. lip simple; colour violaceous suffused with white. 
16. ACHATINELLA SANGUINEA (PI.XXII. fig. 15). 4. testa acu- 
minato-oblonga ; anfractibus 7, infra convexis, supra plano-con- 
vexis; sutura distincte expressa; apertura subovata; columella 
dente plicato, contorto ornata; labro simplici ; colore teste roseo 
in sanguineum transeunte, lineationibus nigris, catenationes et signa 
ziczac in anfr. 3 inferioribus formantibus, dense obtecto ; testa 
superne epidermide denudata ; apice mammillato nigro. 
Long. a3 lat. = poll. 
Hab. Lehui, Oahu. 
Shell acuminately oblong; whorls 7, convex below, plano-convex 
above ; suture distinctly marked ; aperture subovate ; columella 
