142 ATILTA. 



round shouldered ; yellowish white, spirally encircled on the 

 periphery with yellowish brown broad arrow-shaped markings, the 

 points showing to the right, marked as four arrows placed one 

 behind the other, opaque between, every alternate space arrow- 

 shaped, last whorl below having the markings more numerous 

 and close-set ; aperture oblong ovate, white, canal narrow, short, 

 peristome thickened in the middle, strongly denticulated within. 



Length, 3'5 mill. 



North Australia, New Guinea (Brazier . 



I figure an example of this elegant little species from one of 

 several specimens obligingly communicated by its author. 



C. CINCINNATA, von Martens. PI. 51, fig. 66. 



Shell smooth, oblong, shining, grayish white, with narrow, 

 longitudinal undulating chestnut lines, and maculations of 

 opaque white, in a double series ; apex rose-violet ; outer lip 



without teeth ? Length, 3 mill. 



Mauritius. 

 Probably not adult. 



C. ASOPIS, Duclos. PI. 51, fig. 6t. 



Shell smooth, yellowish, irregularly and openly reticulated by 

 light chestnut; lip externally thickened, dentate within; colu- 



mella rugose. 



Habitat unknown. 



The figures of this unrecognized species are evidently greatly 

 magnified, but, like all the others upon the same plate there is 

 no accompanying size-mark. 



Section V. Atilia,* II. and A. Adams. 



Shell fusiform, smooth or longitudinally plicate ; spire elevated, 

 sharp ; last whorl suddenty narrowed into a beak or short canal 

 in front. 



C. MINOR, Scaochi. PI. 51, fig. 68. 



Shell sm,ootl}, striated at the base; yellowish brown, more or 

 less indistinctly marbled with a darker color, with sometimes a 

 light band on the periphery ; outer lip slightly dentate within. 



Length, 9-12 mill. 



Mediterranean Sea. 

 0. NYMPHA, Kiener. PI. 51, fig. 69. 



Shell elongate^, sm,ooth, striate at the base ; yellowish, with 



