356 CALLIOSTOMA. 



angulated, the base a little convex ; aperture subquadrate, white in- 

 side ; coluraella incurved, base truncate. (Ad.) 



Delaquete, Id. of Negros, 7 fins. 



Z. 'picturatus A. AD., P. Z. S. 1851, p. 168. KEEVE, Conch. Icon., 

 f. 53. 



C. POLYCHROMA A. Adams. PI. 17, fig. 31. 



Shell turreted-conic, perforate, green, painted with undulating 

 white bands, varied with buff angular lines; whorls plane, subini- 

 bricating ; ornamented with a slightly prominent articulated margin, 

 subdistant impressed transverse lines, and longitudinally substriate ; 

 last whorl angulate, base a little convex, sculptured with cinguli 

 articulated with buff; aperture subquadrate, green inside ; columella 

 straight subtruncate at base. (Ad.) 



Island of Masbate, 7 fins. 



Z. polychroma AD. P. Z. S. 1851, p. 168. REEVE, Conch. Icon., 

 40. BRAZIER Proc. Linn. Soc. N. S. Wales ii, 1878, p. 45. 



Brazier gives Cape York, N. Australia, 11 fms., as an additional 

 locality. 



C. DUPLICATUM A. Adams. PL 17, fig. 26. 



Shell turreted-conic, imperforate ; whorls convex, ornamented with 

 granose cinguli, with two larger more prominent cinguli at base ; 

 interstices longitudinally striate ; large whorl subrounded, base a 

 little convex, sculptured with granose cinguli ; aperture subrotund ; 

 lip lirate within ; columella terminating in a tubercle at base. 

 (Ad.) 



Habitat unkiioirn. 



Zizyphinns duplicatus AD., P. Z. S. 1851, p. 168. REEVE, Conch. 

 Icon., f. 55. 



C. ELEGANTULUM A. Adams. PL 66, fig. 29. 



Shell conical, imperforate, buff; whorls plane, encircled by distant 

 elevated violet beaded lines, alternately smaller, the interstices 

 longitudinally striate ; base nearly plane, ornamented with 4 violet 

 cinguli; aperture subquadrate, white inside; columella subtruncate 

 at base. (Ad.) 



Malacca, 10 fins. 



Z.-elegantulus AD., P. Z. S. 1851, p. 167. REEVE, Conch. Icon., 

 f. 38. 



