282 CLATHUHELLA. 



twisted, lip rather thickened, delicately denticulated within, 

 sinus small, distinct; whitish, washed with clouded yellow 

 streaks, apex pink. Length, 23 mill. 



Isle of Ticao, Philippines, on the reefs (Cuming\ 

 A curious shell, with which I am not acquainted. 



C. GRANULOSISSTMA, Tenison-Woods. PI. 32, fig. 20. 



Shell somewhat like C. sculptilis, but differs in having the fine 

 spiral lirse conspicuously granular, about every fourth one being 

 larger than the others ; color uniform pale brown ; longitudinal 

 ribs very conspicuous ; sinus very faint. Length, 6*5 mill. 



N. Tasmania. 



Figured from a type specimen in the collection of the Royal 

 Society of Tasmania. 



C. SCULPTILIS, Angas. Fl. 16, fig. 51. 



Moderately solid, pale brown ; whorls seven, rounded, a little 

 excavated next the sutures ; with about nine rounded ribs, 

 between which are numerous fine erect longitudinal striae, which 

 become crescent-shaped on the flattened area below the sutures, 

 and encircled with numerous concentric, somewhat irregular 

 ridges, which are slightly nodulous at the intersections; outer lip 

 varicose, slightly silicate within, sinus rather deep. 



Length, 8 mill. 



Port Jackson, Australia. 



C. SCULPTILIOR, Tenison-Woods. Fl. 32, fig. 27. 



Differs from the preceding species in being smaller, without 

 smooth subsutural space, ribs sixteen, revolving sculpture alter- 

 nately larger and smaller, lines of growth not very visible ; 



brownish white. Length, 5'5 mill. 



Tasmania. 



Figured from a type in Coll. Roy. Soc. of Tasmania. 



C. DEBILIS, Hinds. PL 17, fig. Ifi. 



Whorls rounded, without sutural shoulder, ribs small, close, 

 extending to the sutures, crossed by revolving strhe ; yellowish, 

 darker between the ribs. Length, 11 mill. 



New Guinea, Straits of Macassar (Hinds) ; 



Darnleij IsL, Australia (Brazier). 





