Zuulutjical Society. 4ap 



10. Cyclostoma MARGARITA, PtV, C. testd perforatd, glvboso- 

 conini, soliduld, Icevigatd, nitiduld, rubello-succined ; spird conicd, 

 apice acutiusculd, sanguined; anfractibus 5, convejciiisculis, ultimo 

 subrotundato ; aperturd parum obliqud. ovali ; peristomate inter- 

 rupto, simplice, recto, margine columellari perarcuato, subincras- 

 sato. — Operculum ? 



Diam. maj. 7, mm. 6, alt. 6 mill. 

 Hab. in insula Rapa Oceani pacific!, 



11. Cyclostoma (Leptopoma) LATELiMBATUM, Pfr. C. testd 

 perforatd, globoso-conicd, tenui, minute spiraliter striatd et lineis 

 obtusis elevatis, subcequidistantibus cinctd, diaphand, parum nitidd, 

 albd, macuUs et fasciis pallide fulvis variegutd ; spird turbinatd, 

 acutiusculd ; anfractibus 5, convexiusculis, ultimo rotunduto, medio 

 lined acute elevatd subcarinato ; umbilico angusto, vix pervio ; 

 aperturd obliqud, subcirculari ; peristomate duplice, albo : interno 

 internipto, breviter porrecto, marginibus callo tenui junctis, ex- 

 terno undique cequaliter dilatato, angulatim paiente, supra perfo- 

 rationem exciso. — Operculum^ 



Diam. maj. 17, miu. 13, alt, 11 mill. 

 Hab. in insulis Philippiuis, 



12. Cyclostoma (Leptopoma) regulare, Pfr. C, testd an- 

 gustissime perforatd, conicd, globosd, tenui, lineis approximatis 

 superne aqualibus sculptd, inierstitiis spiraliter confertim striatd, 

 diaphand, albidd, maculis fulvidis regulariter tessellatd ; spird 

 turbinatd, apice acutd, pallide corned, anfractibus b\, convexius- 

 culis, ultimo convexiore, infra liram periphericam inflato, obso- 

 letius lirato ; aperturd obliqud, lunato-circulari ; peristomate inter- 

 rupto, tenui, albo, breviter patente, margine columellari basi sub- 

 angulatim dilatato. Operculum!. 



Diam. maj. 12^, min. 10, alt. 10 mill. 



13. Cyclostoma (Leptopoma) sericatxjm, Pfr. C, testd per- 

 foratd, globoso-conicd, tenui, pellucidd, sericed, lineis obliquis, 

 subdistantibus sculptd, superne lineis 4-5 elevatis, spiralibus 

 munitd, hyalino -albidd, liris corneis (vel undique violacescenti- 

 fulvd, basi pallidiore); spird turbinatd, acutd, apice nigricante ; 

 anfractibus 5, superis parum convexis, ultimo inflato, subcarinato, 

 infra carinamfascid unicd castaned ornato, basi liris spiralibus non- 

 nullis obsoletioribus sculpto ; umbilico angustissimo, non pervio ; 

 aperturd parum obliqud, subemarginato-circulari ; peristomate 

 simplice, inter rupto, tenui, horizontaliter patente, margine colu- 

 mellari medio sublingulatim dilatato. — Operculum! 



Diam. maj. 12, min. vix 10, alt. 9 mill. 

 Hab. in insula Borneo (Taylor). 



14. Cyclostoma pleurophorum, Pfr. C testd umbilicatd, 

 globoso-turbinatd, tenui, longitudinaliter conferte striatd et costulis 

 filaribus, prominentioribus sculptd, diaphand, parum nitidd, albido- 

 fulvescente ; spird turbinatd, apice acutiusculd, corned; suturd 



costis denticulatd ; anfractibus 5, convexis, ultimo subterete, antice 



