CYCLOTOPSIS. 353 



Ci/clotopsts monfana, Kobelt & ^Nlollendorff, Nachr. Deuts. Malak. 

 "Ges. XXX, 1898, p. 156; id., Cat. Pneiim. 1899, p. 70. 



Original description : — " C. testa umbilicata, turbinato-depressa, 



solida, superiie confertiin spiraliter lirata, alba, fusculo obsolete 

 uuiL-iilata et fasciata : spira turbinata,. aciitiuscula ; anfr. 4 con- 

 vexis, rapide acerescentibns, ultimo iioii descendente, subliis lani- 

 gato, in uinbiiico luediocri, prol'undo, sjjiraliter striato ; apertiica 

 pariuii oblicpia, angulatorot utidala ; perist. simplice, recto, breviter 

 adnato, raargiiie coliimellari retlexiuscido. — Operc. ? 



"Diain. luaj. 12.4, min. 10, alt. 8 mill." {I'jVtffer.) 



Hah. India : Nilgiris (il/us. Cum.). 



544. Cyclotopsis semistriata, Sowerhy. 



Cyclustoma semistriatum, Sowerby, Thes. Conch, i, 1843, p. 01, 



pi. 23, fig. ; Pfeiffer, Conch. -Cab., Cyclostoniaceen, 1849, p. 147, 



pi. 20, tigs. 10-12. 

 Cyclotus semistriafus, Sowevb}-, Proc. Zool. Soc. 1843, p. 29 ; 



PfeiftVr, Zeits. ^Malak. viii, 1851, p. 1.33; id,, Cat. Pliaueropn. 



r.rit. Mus. 1852, p. 1 1 ; Adams, Gen. llec. Moll, ii, lJ^55, 



p. 274, pi. 85, figs. 1, Ic; Reeve, Concli. Icon, xiv, 1803, 



Cyclotus, pi. 4, fig. 16 ; Ilaiiley &, Theobald, Conch. Ind. 1870, 



pi. 4, fig. 9; id., op. cit. 1876, p. xiv. 

 Cyclotopsis semistridtus, PfeifTer, Men. Pneum. Suppl. 2, 1865, 



p. 112. 

 Cyclotopsis semistriidum, Tlu>obald, Cat. Shells Brit. India, 1876, 



p. 35. 

 Cyclostoma {Cyclotopsis) semistriatum, Xevill, Hand List, i, 1878, 



p. 308. 

 Ci/clotopsis emistriatn, Ivobelt & Miilleudoi'B", Nachr. Deuts. ]Malak. 

 ■ Ges. XXX, 1898, p. 156; id., Cat. Pneum. 1899, p. 76. 



Original description: — "Shell of a somewhat depressed orbicular 

 form ; thin, whitish, with narrow pale brown interrupted bands ; 

 spire rather prominent, its apex rather obtuse ; volutions 4 to 5, 

 rounded, spirally striated on the upper side, but smooth beneath ; 

 suture distinct ; aperture circular, slightly acuminated at the up[ier 

 ])art ; peritreme thin, with a sharp edge, very slightly reflected ; 

 umbilicus large ; operculum with a deep spiral groove outside, 

 having from 4 to 5 volutions." {SoiverJ>y.) 



Major diam. 12, min. 10, alt. b-7o mm. 



Hah. India: Voomxh {Humphrey). 



545. Cyclotopsis spurca, Grateloup. 



Ci/clostoma spurca, Grateloup, Act. Soc. Linn. Bordeaux, xi, 1839, 



"pp. 169, 444, pi. 3, fig. 18. 

 Otopoma spurrum, Pfeiffer, Zeits. Malak. viii, 1851, p. 158; id., 



Mon. Pneum. 1852, p. 187 ; id.. Cat. Phaneropn. lirit. Mus. 1852, 



p. 131. 

 Cyclotus spurcus, Pfeiffer, Mon. Pneum. Suppl. 1, 1858, p. 16 ; 



lieeve, Conch. Icon, xiv, 1863, Cyclotus, pi. 7, fig. 38. 

 Cyclotopsis spurca, Kobelt & MiJllendorff, Nachr. Deuts. Malak. 



Ges. XXX, 1898, p. 157; id.. Cat. Pneum. 1899, p. 77. 



Original description: — " C. testa orbiculato-turbinata, obconica, 



2a 



