tbo Ni\ ii. 1. 1 A, A. Ad. 1868. 



II. i-i. T.\. II. Adams. PI. lili, li-r. 



Impertbrate, rather solid, with unequal spiral ribs, of which the 

 OIK- on the middle of each whorl i> Wrongest, and minutely longitu- 

 dinally striatc; whitish, maculated with chestnut; whorls VI, angu- 

 lated. with distinct suture; columella callous, with an anterior 

 tooth, lip acute, smooth within, varicose externally. 



Length, 2'25 mill. 



Mauritius 

 R. LUCTDA, II. Adams. PI. ()(), fig. .VL 



Rather .solid, imperforate. subpcllucid, white, with suhdistant 

 sjiiral rihlets, and very minute longitudinal stria-; whorl> ."i, convex, 

 with impressed suture; columellar tooth and external vari.x strong. 



Length, 2 mill. 



M'liirifius, Isle of Bourlnn. 



Section A i. vi MA, Monts. 1884. 

 K. W i:iNKAUFFi, Schwartz. PI. 66, fig. 48. 



Imperj'orate. thin, subpellucid, a little shining, whitish or yellow- 

 ish, clathrate by longitudinal riblets, and much stronger, distant 

 sj)iral ridire>; whorls 6, convex, anirulated, shouldered, with dee|ily 

 incised suture; aperture smooth within, slightly varicose externally. 

 Length, 3 mill. 



Sicily and Alf/i> n. 

 /.'. ilirfiinji/nira. Weink. is a syjionym. 



K. DIOTYOPHORA, Phil. PL 66, fig. 4!. 



Thin, hyaline, dark brown or fulvous, with distant thin longitu- 

 dinal, and >troiiL r er, more distant spiral lira', two of the latter in 

 the penultimate and live in the last whorl; perforate; lip thin. 



Lenirth. '2 mill. 



Sicily. 

 i;. PA TI.A. BUC.J. Daut/., Dollf. Pi. r,i;, ii- 55. 



Imperfnrale. rat her solid, turrited. longitudinally ribbed, spirally 

 -tron-jly ridded, the upper (.lies forming tubercles whorls <;. siibcari- 

 nate. ^houldered. ,-uture .l.Tp; aperture margined. Length, "2 mill. 



MI '///< rroiK " 



It i- /.'. Ph&ppiana and Var. fn'riffufn, .lefln-y-. //. tOttMtlMulOf 

 Ile-j. /,'. LotMUB, Ml-, and /,'. // x>-r/A////, Schwart /. 



I;. . m.ii.-i'.M\. Teniflon-Woodg, PI. ;,s. ii-. ;n. 



Imp.-rf..rat-. M.lid. dull, yellowish, clathrate by Ion-it udinal and 

 ,-piral rili-. the former vani-hiiiL: about tin- periphery, the latter 



