K1SSOINA. 



K. QBELIBCTJB, Reclu/. IM. .~>4, li 



id, white, a little shining, Bemipellacid, \vith 12-1') strong, 

 .cutting the basal ril) into tubercles, thinly, ch^-ly 

 spirally striate : whorls S-!, turreted, with dec]), undulating suture; 

 lip -t r->n Lily, nodosely varicose. Length, 4'~> mill. 



Mauritius, Upolu. 



It is /,*. Si-},n',ii-f:i<ni'i, I )unkcr (from the latter local it; 

 R. COM \ i A. A. Ad. PI. 56, fig. :7. 



Opaque, solid, white, with strong, elevated, longitudinal ril>s, sub- 

 angulated above, closely spirally striatc; whorls 7, flatly convex, 

 suture undulated ; colnniclla snbtuhcrcnlato below, lip subdilatcd, 

 llc\uoii>. strongly varicose. Length, 4'7 mill. 



Cobija, Peru ; Pkilippim 9. ' 

 R. BA\TI:I:IANA, Nevill. PI. 56, fig. 75. 



iid. shining, white, with close, large, rounded longitudinal ribs, 

 constricted into three spiral series of nodules, base spirally silicate; 

 lip thick, but scarcely varicose. Length, 3 mill. 



Red Sea. 



Weinkaufl suggests that this is the juvenile of I!. iKxlirincta, A. 

 Ad., but I scarcely think so. 

 R. sui;i>i:i;iu>. Nevill. IM. .V>. fig. 3<>; PL 56, lig. 65, 



Shell solid, whitish, with about 14 compressed, suhoblique ribs 

 and slight <pir:il stria-, the ribs abruptly terminated by two or three 

 basal spiral riblets; whorls about 12, slightly convex, suture sub- 

 <-hanneled. Length, ;-."> mill. 



Mauritius. 



It is /.'. fimi/irii/utti. S<wb. i lig. .">.">,. Nevill. who has indicated 

 a var. y/*-yA///r/oA////, thinks this may 11. dfln'/i*. (larn-tt. 



i;. \Vi INK M 1 1 IAN \. N.'viii. IM. :><;, fig. 61. 



IJather solid, brownish white, with narrow, rather close, sub- 

 nYxiioii* ribs, and numerous, le>s distinct spiral stria-, base very in- 

 di-tiiu-tly doubly ridged ; li|> smootldv varicose. Length. (i'7~> mill. 



A a if mini n />. 



It i- not unlikely that this will prove identical with the piv.vding 

 species. In the original figure the ribs are shaded and tho inter- 

 stices left li-ht, an error which has been can-fully copied in my illus- 

 tration. 



1!. MINI i \. Nevill. IM. 56, fig. 85, 



Shining, white, with longitudinal, thick, .-lightly oblique, some- 

 what irregular rib-, and >mo<th intrrstiers; whorl- . s , angularly 



