CALLIOSTOMA-EUTROCHUS. 403 



about 7, convex, the apical one smooth, following 3 or 4 granulate, 

 the rest densely spirally striate, with light incremental lines which 

 decussate the lirulse, especially beneath. Spire slender, its lateral 

 outlines concive, last whorl rounded at periphery or obtusely angled, 

 convex beneath. Aperture rounded, outer and basal lips thin, 

 forming a half-circle, columella white, deeply arcuate, ending in an 

 inconspicuous tubercle at base. Umbilicus deep, funnel-shaped, 

 bounded by an angle. Alt. 12, diam. 11 mill. 



S. A udrallan Goads. 



Zizlphliius scitulus A. Ad., P. Z. S. 1854, p. 38. — Reeve, Conch. 

 Icon., f 44.— T. .mtu/us Ad. Fischer, Coq. Viv., p. 274, t. 90, f. 3. 



A very distinct little shell, with slender spire, granulose upper 

 whorls, and wide, rather depressed body-whorL 



C. EXQUisiTUM Sowerby. PI. 65, fig. 89. 



Shell conical, rather convex, profoundly umbilicated, pale golden- 

 brown, multilineate with brown. Whorls G], sloping, slightly 

 convex, ornamented all over with numerous brown little-elevated 

 cinguli ; suture distinct; last whorl obtusely angulate below ; base 

 a little convex, aperture subquadrate ; columella nearly straight, 

 slightly oblique. Alt. 4j, diam. 4 mill. (Sowb.) 



Habitat unknotvn. 



Tr. (Ziziphinns) exquisitiis Sowb., P. Z. S. 1888, jx 210, t. 11, f. 

 6, 7. 



C. MULTiGRANUM Duukcr. XJiifigured. 



Shell turreted-conic, narrowly umbilicate, light yellow ; whorls 8, 

 nearly plane, encircled by numerous unequal granuliferous riblets ; 

 sutural cingula elevated, subunduhite, spirally striate, pallidly 

 tessellate, base a little convex, covered with about 16 subgranose 

 alternately larger and more delicate riblets; umbilicus narrow 

 sarronnded by a white plate; columella oblique, terminating in a 

 pearly denticle ; aperture subtetragonal. 



Alt. 12, diam. 10 mill. {Dkr.) 



St. Vincent, Australia. 



Zizi'phinas midtigranus Dkr., Mai, Bliitt., xviii, p. 169,- 1871. 



Allied to S. gilvns Phil. 

 C. SUBGRANULATUM Dunker. Unfigured. 



Shell wide-conical, apex very acute, profoundly umbilicated, 

 whitish, variegated with yellowish; whorls 10, plane, a little prom- 



