CTENOPOMA §. 4. 115 



salehrosum Mor., Reeve t. 13. f. 79. — Var. 

 minor, pallide lilacca: Pfr. in Malak. Bl. XI. 

 1864. p. 105. — Cuba.) Pneum. II. p. 102. 



13. €t. Baliameni^e IShtittleworth. ^69. 



T. perforata, oblongo-turrita, truncata, solidula, chordato- 

 costata, interdum liris spiralibus magis rainusve distinctis de- 

 cussata, albida , sei-iebus indistinctis punctorum ruforum sub- 

 fasciata; spira sensim attenuata; sutura acute et conferte 

 denticulata; anfr. superst. 4 convexiusculi, ultimus circa per- 

 forationem interdum liris nonnuUis fbrtioribus munitus ; aper- 

 tura verticalis, ovali-rotundata ; perist. duplex : internum breviter 

 porrectum, externum undique expansum, ad anfractum conti- 

 guum in cucuUam productum, latere sinistro lato, patente, — 

 Operc. typicum. — Long. 12, diam. 5 mill. Apert. 3 1/2 mill. 

 longa, 3 lata. (CoU. Nr. 269.) 



Cyclostoma Bahamense SlmUl. in sched. Mus. Cuming. et Bland. 



Habitat New Providence insularum Bahamensium. 



14. rugulosum Pfr. (Coll. i270. — Cyclostoma 570. 



Reeve t. 17. f. 111. — Var. C. nodulatum 

 Poey, Reeve t. 17. f. 113. — Cuba.) . . . Pneum. II. p. 103. 



15. Ct. immersiim Cundlach. 671, 



T, subperforata, oblongo-turrita, truncata, solidula, costis 

 chordaeformibus fasciculatis et confertis munita, albida; su- 

 tura grosse crenulata; anfr. superst, 4 convexi , uhimus basi 

 obsolete spiraHter hratus, antice sohitus, pone aperturam no- 

 dulum striatum, anfractum contiguum tangentem , gerens; 

 apertura verticalis, subovaHs ; perist. duplex: internum vix 

 porractum, externum undique subaequahter patens. — Operc. 

 terminale, subplanum , nucleo immerso, sulco suturah amplo. 

 — Long, 9, diam. 4 mill. Apert. 2i/, mill. longa. (Coll. 

 Nro. 271). 



Cyclostoma immersum GiintU. in Malak. Bl. IV. 1857. p. 42. 



Ctenopo7iia immerswn Pfr. Mon. Pneum. Suppl. p. 104, 

 Habitat prope Matanzas insulae Cubae. 



Obs. Species Ct. ruguloso peraffinis et ab ejus formis nonnullis 

 praeter operculi indolem vix distinguenda. 



