CALLIOSTOMA. 357 



C. ZEBUEXSIS (A. Adams) Reeve. PL In, fig. 44. 



Shell stoutly conical, whitish, variegated with pale blue-green, 

 whorls rounded, closely finely ridged throughout, minutely crenulated 

 below the sutures, ridges smooth, rather sharp. The ridges of this 

 little species are unusually fine and sharp, with no indications of 

 granules. (Rve.~) 



Zebu, Philippines. 



Z. zebuensis (" Adams MSS.") REEVE, Conch. Icon., f. 63 (1863). 

 C. GEMMOSUM Reeve. PI. 15, fig. 40. 



Shell rather tumidly conical, solid, whorls slopingly convex, densely 

 strongly grained, here and there linearly engraved, lines obliquely 

 minutely crenulated, basal margin obtusely rounded ; golden straw- 

 color, engraved lines chocolate-purple. Strongly grained upon a 

 bright golden straw-color, enlaced with engraved lines of a deep 

 chocolate-purple, (five.) 



Puerto- Galero, Island of Mindanao, Philippines, 6 fms. 



Tr. gemmosus REEVE, P. Z. S. 1842, p. 184; Conch. Syst. ii, p. 

 165, t 218, f. 9 ; Z. gemmosus Conch. Icon., f. 23. 



C. VEXILLUM Reeve. PL 15, fig. 43. 



Shell conical, white, broadly striped with green, whorls rudely 

 convex, smooth, spirally linearly engraved. A shell of simple form, 

 with no sculpture excepting faintly engraved spiral lines, (five.) 



Australia. 



Z. vexillum RVK, Conch. Icon., f. 59 (1863). 



C. SIMILARTS Reeve. PL 15, figs. 38, 39. 



The text describing this species is missing in the copy of the 

 Iconica accessible to me. 



Palm Id., N. E. Australia, 8 fms. ; Lizard Id., Torres Sis. 



Z. simila^is REEVE, Conch. Icon., f. 32a, b. BRAZIER, Proc. Linn. 

 Soc. X. S. Wales ii, p. 44 (1878). Trochus (Zi.) similaris Rve., 

 WATSON, Challenger Gasterop., p. 55. 



C. FLAMMIGER Dunkcr. PL 66, fig. 34. 



Shell conical, solid, glabrous, yellowish-white, painted with un- 

 dulating lines and flames of buff; whorls 10, plano-convex, separated 

 by distinct sutures, the last obtusely angular at the circumference ; 

 base a little convex, unicolored buff, in the middle white, marked 

 with a few umbilical sulci ; aperture rounded-tetragonal. (Dkr.) 



Habitat unknown. 



