RISSOIA. 



R. Vn i B, I- 1. IM. 71.fi- 87. 



Kimate, pale corneous or luteou.-. pellucid, a little shining, 



-liirlitly longitudinally -trial.-; whorls .">.l, convex, 



suture margined : peri-tome a little thickened. Length, '2-2' ~> mill 



(,'n/fnf Suez. 



K. L\M/I. Yelain. IM. 71, fig. 83. 



father thick, upper whorl- siibangulated, the last with rounded 

 periphery. with spiral engraved lines; white; lip sometimes slight ly 

 thickened externally. Length, '2 mill. 



/>/. St. Paul, Indian Ocean. 



\[. B0BTBUHCATA, Vehiin. PL 71, fig. 88. 



Thick, solid, imperforate; whorls 3, apex obtuse, all smooth, 

 white; lip thickened within. Length, 1 mill. 



Ins. St. Paul, Indian Ocean, 



R. CA/.IM. Velain. IM. 71, % M. 



White, thick, smooth, imperforate; whorls 5, slightly convex; 

 lip strongly thickened within. Length, 2 mill. 



///>. St. Paul, Indian Ocean. 



\[. \r^ii:\u.r.. Dunker. IM. 71, fig. *1. 



Somewhat thick, suhpellucid, corneous; whorls (5, subconvex, 

 spirally thinly lined, the last whorl with (i-7 lines. 

 _-th, '2-4 mill. 



SydiH'i. Australia. 

 I!. IM I:IMI:I;\. Ilutton. PL 71, fig. 89. 



KInnLrated, with ' rather flattened, not polished whorls ; corneous 

 br-.wii. iM-n.niing purple or purplish re.l on the spire, with a white 

 sutural band. Lenjth. '2'~t mill. 



N&v Zeal' i ml. 

 Var. m BFU8CA, Ilutton. 



WhorU 5, tlattc'iied. Hiiooth, but not polished : pale brown. 

 jth. :; mill. 



I! tf LOflTOMA, 'r-ni>m Wood-.. PL 71, fig. 8. 



-month, op;i(|iie, olivaceous or brownish, 



lii:htT or whiti-h colored below the suture, apex obtuse; whorls 6, 

 flatl -.. thinly >triated ; aperture -mall, rounded, produced. 



ill. 



The author describe- a variety i: -i. \. which ditlers oidy in color. 



