CHOANOFOMA §. 4. 5. 109 



Cyclostoma frayile (liuiidi. iu lit. 



— — Reeve Conch. ic. sp. 153. t. 2.3. 



Choanopoma fragile Pfr. in Malak. Bl. VI. 1859. p. 70. 



Habitat in districto Guantanamensi insulae Cubae. 



40. Cl>. 8ei'S'sii«icost£% Weiiiland. 645. 



T. aperte perforata, globoso-turrita, breviter truncata, 

 tenuis, costis lamellaribus subserratis et interjectis filaribus 

 munita, fulvida, fasciis interruptis rufis cincta ; anfr. superst. 

 3 convexi, ultiraus teres ; apertura vix obliqua , subcircularis ; 

 perist. tenue, continuum , subcampanulato-expansum , rufo- 

 radiatum, concentrice striatum, margine dextro latiore. — 

 Operc. solidum. — Long. 6Vo, diam. 41/2 mill. Apert. diam. 

 (incluso perist.) 32/3 mill. (Coll. Nr. 247.)' 



Cyclosloma serraticosta Weinl. in Malak. Bl. IX. 1862. p. 89. 



Choaiio-poma serraticosta Pfr. ibid. p. 94. 

 Habitat prope Corail insulae Haiti. 



§. 5. 

 41. C8t. ebtifaieuni dindlacii 646. 



T. late umbilicata, depressa, fere discoidea, solidula, con- 

 ferte filoso-plicataj diaphana, nitida, eburnea ; spira vix elevata, 

 vertice minuto, prominulo , lutescente ; anfr. 4 convexiusculi, 

 rapide accrescentes, ultimus subteres, antice vix descendens, 

 ad aperturam superne subinflatus ; apertura diagonalis , sub- 

 circularis, intus concolor; perist. subsimplex, breviter expansum, 

 ad angulum superum anfractus ultimi extremitate alata dupli- 

 catum, superstructum. — Operc. album , marginibus anfrac- 

 tuum late et acute patentibus. — Diam. maj. IT^/g, min. 14, 

 alt. 71/2 mill. Ap. diam. 7 mill. (CoII. Nr. 248.) 

 Cyclosioma eburneum Gundl. in litt. 



— — Reeve Conch. ic. sp. 159. i. 23. 



Choanopoma eburneum Pfr in Malak Bl. V. 1858. p. 188; Novit. conch. 

 I. p. 193. N. 294. t. 51. f. 17. 18. 



Habitat in parte orientali insulae Cubae. (In rupibus 

 calcareis „CafetaI Santa Maria" districti Ramon: Gundl.) 



42. Cli. aiiriconiiini Oimdlacli. 647. 



T. umbilicata, conoideo-depressa, solidula, leviter striata. 



