CLATHURELLA. 289 



brown, nearly white round the aperture and at the base, with a 

 narrow chestnut band just below the suture, and a second 

 between the periphery and base of the last whorl. 

 Length, 4 mill. 



Port Jackson, Australia. 



C. BICARINATA, Pease. PL IT, fig. 90. 



Shell white, decussately striated, the body-whorl with two, the 

 spire-whorls with one stout revolving keel, crenulated on the 

 edge ; sinus a very narrow deep slit terminating in a round hole, 



Length, 10 mill. 



Islands. 



0. CARINULATA, Souverbie. PL 17, fig. 95. 



Longitudinally obscurely ribbed, and transversely striated, 

 ribs disappearing tp. wards the base, where the striae become 

 stronger ; body-whorl tricarinate, those of the spire bicarinate, 

 caririae nodulous ; whitish, maculated with yellowish chestnut. 



Length, 8 mill. 



New Caledonia. 



C. TRICARTNATA, Reeve. PL 17, fig. 15 ; PL 26, fig. 91. 



Shell finely decussated by raised striae, last whorl three-, 

 upper ones one-keeled ; white. Length, 12 mill. 



Philippines (Cuming) ; Japan (Dunker). 



Mr. Garrett writes to me that this = the unfigured Purpura 

 exilis, Dunker, from the Yiti Islands. See Manual, ii, 176. 

 I think M. lactea, Reeve (PL 26, fig. 91). is a larger specimen of 

 the same species. 



C. HINDSII, Reeve. PL 17, fig. 12. 



White, faintly variegated with pale brown ; last whorl with 

 four distant revolving ridges, the others with two, delicately 

 cancellated with numerous compressed smaller ribs. Figure 

 slightly magnified. 



Philippines. 

 C. PULCHERRIMA, H. Adams. PL 17, fig. 99. 



Clathrate by three revolving ridges, and longitudinal lines ; 

 whitish ; whorls four, convex, the last subventricose. 



Length, 7 mill. 



New Hebrides. 



