\KI.V. 



(fig. 80) and S. varicosa (fig. 86) of &irs, nut 

 Brocchi, are synonyms. 



- . . I! 1M. 1."). fi.i:. 87. 



Thick. white. sulxliaphanoii-: \\lnrl> numerous, flatly convex. 

 w i t l : inil impre-M-d >triae, ami very im-idar thick 



;ly ..l.li.pu-. l..\v ri _th. '<> mill. 



SO. Coa*t Of tin - s '"' "/ Orhnf.^'. 



One of the giant- ..ft he .jnm>. 



iv (imild. 1M. Hi li.i:. 89. 



Soli'l, \\hitUli. Mii'M.th. with >cvcn .r ci-ht >tut ril>> and iniu-h 

 wi.l.-r interspaces, whorls about 8. I^-uirth. K> in. 



/. nortlnvanl. 



On account Beck, an unacknowlcdircd Bpeciea, the 



name was change<l iiuK-jH-iuK-iitly in the year 1^70 by Canefri to 



d l.y M'.rrh t \ Wrnhl.-, /.>////. 



nrRALB, I.MIM. IM. U5. fiir. 90. 



Thirk, \\hiti^h. wliorls ahuut Id, slightly convex, smooth, with 

 r 1( very thick, rounded ribs. Ix'iiirth. 1'") in. 



AwtraKa. 



allied t- the {.receding species, which has been 

 (Mni;,iinded \\ith it. Alout the only differences consist in one or 

 mon rib.s to each whorl. It remains to he seen whether this 

 rence is constant. 



a MA.. i i i VM. x. 1'l.il. IM. i:,. tiir. 88. 



SJn-11 \\hitr. -.11,1. -ul.ventricox-; wliorls s, di>tinct, with rather 

 thick, numerous rib-, bent in a roiindUh aiide near the suture. 

 th, 1 in. 



.- <: ) M \M.I. \. Ghenm. IM. l;. fi-. '.!. 



Whorl- lo-ll, rmivex. thick, di-tantly -jiirally L r ro<ved, con- 

 u-. \\ith -tont. ivurvrd or >ub-dccumbrnt ribs. Length, 1 "> in. 



ul-intl t 



8. tubulata, Oouthouy kasynonvm ; :i- ^mlcosta, Kiener. 



a LOVKM, A. Adanw. IM K. t,_ \. 



Whorls 8, somewhat convex, spirally >ulcjt . rib- flattened, 

 '! unt ly aculeate above. Len-th. i:. mill. 



Arrfic Sea. 



