56 CYCLOPHORUS §. 8—10. 



Habitat in insula Ceylon (E. Layard). 



Obs. Differt a praecedente colore, forma et positione aperturae , sculp- 

 tura , urabilico latiore et opercuio arctius voluto ; a C (irinuJato Tr. de- 

 ficiente vertice nigro , a 6'. Thiraitcsi peristomate duplice et vertice plano. 



67. C. Calyx Bens^on. 



T. late umbilicata , orbiculato-depressa , radiato-striatula, 

 albida, strigis castaneis radiatis superne picta ; spira planata, 

 apice vix prominulo ; sutura mediocris; anfr. 41/2 convexius- 

 culi, ultimus compressus, subtus, circa umbilicum minime pro- 

 fundum, latum, angulatus; apertura diagonalis, circularis; 

 j)erist. continuum, breviter adnatum, duplex : externum incras- 

 satum , superne expansum , angulatum. — Operc. ? — Diam. 

 maj. 10, min. 8, alt. 3 mill. (Coll. Benson.) 



CycJophorus Cahjx Dens. in Ann and Mag. N. H. 2d. ser. XVH. p. 228. 

 — — Pfr. Novit. concli. I. n. 238. t. 37. f. 25—27. 



Habitat Akaouktong, prope ripas fluminis Irawadi imperii 

 Birmani (W. Theobald). 



§. 9. 



68. Kuttatua Pfp. (Proc. 1851. p. 251. — Ch. ed. 

 nov. p. 333. t. 43. f. 15. 16. — Groy Phan. p. 63. 

 — Ad. Gen. p. 280.) " Mon. p. 91. 



§• 10. 



69. tigrin«l)Bl Sow. (Coll. 72. — Gray Phan. p. 49. 



— Ad. Gen. p. 279. t. 85. f. 5.) - - 72. 



70 C* Tliersltes Sliuttieworth. f 



„T. anguste umbilicata, depresso-turbinata, gibba, tenui- 

 uscula, acute carinata , oblique striatula, superne lineis 3 — 4 

 remotis elevatioribus circumdata, albida, flammulis angulatim 

 flexuosis fusco-rufis, vel fusco-rufa, flammulis albis fulgurata; 

 spira conica, acuta, apice fusco-purpurea ; anfr. 41/3 convexius- 

 culi, ultimus antice leviter et sensim descendens, dorso impri- 

 mis gibbus, deinde applanatus, versus aperturam rotundatus; 

 apertura subcircularis, intus caerulescens ; perist. album, du- 

 plex : internum connexum , appressum , externum breviter ex- 

 pansum, reflexiusculum, margine superiore subdilatato adscen- 

 dente, columellari reflexo breviter dila*ato-producto, umbilicum 

 semioccultante. — Operc. ? — Diam. maj. 26, min. (ubi gib- 

 bus) 23, alt. 20 mill. Ap. 12 1/2 raill. alta." (Sh.) 



