vl.AIM A. 



chaiiLjv tin- name ol'thi- ~| . Ion-- known as \ i-l.ithrii*. and 



now e<|iiallv well-rM ahlishrd MS \ hiim-lln.m. Mon(-r.>silo ! 

 th* 1 name cnintnln t<> a variety. 



>. \ u n i . Moreh. IM. If), fir. 7*. 



Whorls about - s , convex, with suhimpresscd suture, lamell;r 12, 

 lincai-, aiiLTularly ivflrxnl at the sutun-. LeiiL r ili, !-'> mill. 



M'.rin/n (,'n/f. 



&. ANI.KI.WMF, Vorrill. PL 15, fig. 7J. 



Whorls 7, well-rounded, white, suture deep, lamella^ !">, n-.irular, 

 moderately elevated, the interstices crossed by spiral einiruli, which 

 also render the ribs a little nodulous. Length, .V."> mill. 



Of Newport, E. /., 100 fms. 



S. LONGISSIMA, Seguenza. PL 15, fig. 85. 



Whorls 11, thick, whitish, closely, lightly, spirally striated, with 

 low, broad longitudinal ribs and equal interspaces. Length, 18 mill. 



European Atlantic. 



Described as an Italian pliocene fossil. 



S. FUNICULATA, Watson. PL 18, fig. 79. 



Whorls 8-9, darkish colored, with fine close spiral striae, with 

 10-12 narrow 7 , low, strong ribs and much wider interspaces. 



Length, 6 mill. 



Off Pernambuco, Brazil*. 



S. A< -us, Watson. PL 16, fig. 92; PL 18, fig. 80. 



Solid, white, faintly spirally striate; whorls 12, flatly convex, 

 constricted at the suture, ribs 15-17, strong, rounded, with somewhat 

 narrower interspaces. Length, 5'5 mill. 



N. Atlantic, 49-1254 fms; W. of Azores, 1000 fms; off Culebra, 

 W. Ind. 390 fms. 



S. TORTILIS, Watson. PL 18, fig. 76. 



Whorls about 10, well rounded, slowly enlar^inir, with 9-10 close- 

 set thread-like spiral striae, extending over the 14 remote, distant,. 

 longitudinal ribs. Length, 10 mill. 



Off Culebra, W. Ind., 390 fms. 



\i: TATA, Jeffreys. PL 1 ">, fi.irs. 80, 86. 



Whitish, or brownish white, solid; whorls 7-i>. convex, with very 

 slight close spiral striae, and about 'Jo longitudinal, low, rounded 

 ribs, with equal interstices. Length, 13 mill. 



Norway. 



