"I \. 



K. \i:i OU r v. Siimpson. I' 



('lathi-ate liy rat her distant . n:irr\v longitudinal aml.-piral i 

 whorls 7. COHVex, \\iih ilt | HI MI iv : lip .-imph-. Len-th. 8*6 mill. 



R. ACUTELIBATA, Carp. IM. (Jli, liir. II. 



Thin, brownish ash-cnior, with about 1 -S longitudinal, distant 

 rils. vanishing on tin- periphery, mssnl by distant spiral lir;- 

 011 last whorl), not nodose; whorl- (J, rapidlv <-nIari:iiiL r . <.!; 



with well-impressed smmv. Lcn-ih, 'j- _'.") mill. 



Col. 



\\. LANCI2B, Calcara, 1M. 63, 6g, 83. 

 Yellowish, orange brown or yellowish white; longitudinally <\\ 



tantly costati 1 , spirally liratr, I'orniin.u: nolnlcs on the ribs, ha-<- 

 without ribs, but spirally st riatr ; whorls - "i-U, very convex, Hitnn- 

 d.-cp, cliannclrd ; lip externally thi<-kened. Length. 4 mill. 



Mi-fliti rr<m> an Sea. 

 R.sc<tlr<i, Monts., and R. Schwartzii, Benoit, are synonym-. 



K. IJKTU TI.A TA, Mtir. IM. (I"), fig. 9. 



Impertbrate, solid, almost opa<|Ue, yellowish or yellowish brown, 

 sometimes indistinctly biiasciate, reticulated by nnmcrou.-. curved, 

 narrow ribs, and very distinct spiral lira-: whorl.- (5-7. -lightly 

 convex, suture narrowly excavated ; lip plicate within, with a 

 striated external varix. Length, 4 mill. 



/.' 



The. synonymy includes /. tcxtiU*, Phil., R. Brocclu'i, Wi-ink.. /'. 

 Forbes and Hanley. 



R. Fl>( III.IM, .Jell'reys. IM. (Jo, ii- :}\. 



Impertbrate, opapie, not >Iiiniii'j-. reticulated by njiial, narrow, 

 distant longitudinal and spiral HUcK li-'ht yi-llowish or whitish : 

 whorls."), moderately convex, with deep suture; lip rather thin. n..( 

 varicose, smooth within. Length. '2'~> mill. 



M< ilifi mill- 



I{. .h:i ri:i:vsi. Waller. IM. (M. ti-. "'. 



Whitish or fulvous, with prominent spiral lira-, dedicated 1>\- 

 ]. elevated longitudinal senlptnn-. which b. -,,]! on tin- 



base; whorls r>, convex, Bubangulate, suture deep, channeled ; lip 



scarcely varieo>r. Lcnirth. ')"> mill. 



A 

 It is R. sororciihi, ( iranata. 



