M. 



\':ir. A i BTH 1138, llaule\ ( nnliuiired ). 



Tawny brown or reddi>h brown color, cif her with spinl ! 

 <f a darker color or banded above with -mall, clO86, wh 

 Mini l'rh\v with angnhitcd \\hitr Bpotfl il whorl 



with spiral light and dark line- <.|' color, 



S. OING1 I.i M, Kiener. I'l. 5, figS, I',:;. C, I. 



I'mbilicns contracted, creimlat ions white, very -1 POHg : whorls 

 regularly, spirally strintcd, ril>l>cd at the pcfiphn-y, spimlly 

 silicate and rilibrd :i))ove and In-low the periphery Mini near the 

 uinliilicus ; color white, upper part of the whorl yellowi>h-lrown 

 with rays of the same color deM-eiidin^ to the periphery ; ha-e 

 slightly convex and of a pale-^inoky color. Diain. 1 inch. 



S(l,i<lwi.rh /X.; /My/ /x. ; ]>/, i 1 i J >j , i II, .< . 



This species is easily distinguished by the scalloped white band 

 above the periphery. The shell ditl'ers from S. Jujhridiim in tin- 

 coloring and in the less convex base, but is probably only a 

 variety of that species. 



S. oxYTKoris, A. Ad. PI. 5, figs. fif>, (Jr.. 



Shell depressed, umbilicus wide; whorls smooth, plane, ribbed 

 at the periphery, spirally silicate and ribbed above the periphery 

 and near the umbilicus; color white, glassy, ornamented with 

 yellowish brown ; base convex. Diam. 13 mill. 



New Caledonia. 



The type of this species which has been considered by Hanley 

 to be a young specimen of S. hybridum, differs from that form 

 in being quite depressed, in the widely open umbilicus, and in 

 the absence of a rib below the periphery. 



S. PSEUDOPERSPKCTIVI-M, Brocchi. PI. 5, figs. 07, 68. 



Shell very depressed ; umbilicus rather narrow ; whorls planu- 

 late above, having three nearly obsolete moniliform raised bands, 

 ribbed at the peripheiy, spirally silicate ami ribbed near the 

 umbilicus ; base slightly concave near the periphery, convex in 

 the middle. Diam. l - 4 inches. 



Mediterranean^ No/ 



S. perspectii'ff'H'iin', Tiber! ; and ,S'. ///sr//x, Phil., are <ynonvm<. 



S. MKDITKKK \NKI:M, Monts. PI. 5, ligs. c.'.i, 70. 



WhorU t 5. smooth, rapidly inci'easing, ribbed at the periph- 

 ery, spirally snlcate and ribbed above the periphery and near the 



