24 



colour light and dark brown alternating, longitudinally arranged in 

 lineations or broad patches ; sometimes with a white sutural band, 

 and an additional one on the body whorl. 



/ 58. ACHATINELLA PpEiFFERi (PI. XXIV. fig. 58). A. testa sini- 

 strorsa, acuminata, turriformi ; anfractibus 6, piano - convexis ; 

 sutura profunda; apertura oblongo-ovata ; columella simplici et 

 plana ; labio exteriori simplici ; superficie sulcis longitudinalibus 

 profundis, qui striis transversis bene expressis decussantur ; in 

 juga et tubercula dissecta ; colore fusco cum lineis albis longitudi- 

 nalibus in anfr. superioribus . 

 ' Long. ; lat. poll. jfa* , ,<*/, *l>y * , 

 Hab. Molokai. 



Shell sinistral, acuminate, turreted ; whorls 6, flatly convex; suture 

 deep ; aperture oblong-ovate ; columella plain and smooth ; outer lip 

 simple ; surface irregularly cut up into furrows, ridges and tubercles 

 by deep longitudinal sulcations, crossed by strongly developed trans- 

 verse striae ; colour brown, with white longitudinal lines on the upper 

 whorls. 



59. ACHATINELLA CUMINGII (PI. XXIV. fig. 59). A. testa sini- 

 strorsa, acuminata, turriformi; anfractibus 6, planulatis, supra 

 marginatis ; sutura subimpressa ; apertura oblongo-ovata; colu- 

 mella subcallosa ; labio externo tenui, elliptico ; striis numerosis 

 oblique transversis et fortiter delineatis, cum longitudinalibus de- 

 cussatis, supra totam testam diffusis ; colore fusco cum undulis 

 albidis in anfr. superioribus. 



Long. ; lat. poll. J* J&. fy.- ^ &K ^ ^ 



Hab. Hale a Ka la, E. Mani. { h ** ' J 



Shell sinistral, acuminate, turreted ; whorls 6, margined above, 

 planulate ; suture moderately impressed : aperture oblong-ovate ; 

 columella slightly callous ; outer lip thin, elliptical ; numerous striae, 

 obliquely transverse and well-marked, traverse the entire shell, with 

 longitudinal incremental striae more or less developed ; colour brown, 

 with obsolete white undulations on the superior whorls. 



This species, with the preceding, form, with the A. plicata of 

 Mighels, a group of an eccentric and extremely interesting type. 



No apology will be offered for dedicating this remarkable species 

 to H. Cuming, Esq., of London. 



60. ACHATINELLA SOLITARIA (PI. XXIV. fig. 60). A.testaovata, 

 conica, dextra\ anfractibus 6, piano- convexis; sutura subimpressa; 

 apertura ovata ; labro acuto, intus incrassato ; columella alba, 

 brevi lata et abrupte contorta ; colore castaneo pallido cum striis 

 obscurioribus ad longitudinem, viridi prope basin ; fascia alba su- 

 turali in anfr. 2% ultimis, fascia in sutura superiori ; apice 

 lacteo. 



Long.il; lat . S poll. 

 Hab, Palolo, Oahu. 



