140 



minulum, externum rectangule patens, concentrice lamella- 

 tum, undulatum et castaneo-radiatum. — Operc. album, 

 concavum , anfract. Jatis , marginibus parum elevatis. — 

 Diam. maj. 9*/g, min. 7 2 / 3 , alt. 6 mill. Ap. diam. 3 rnill. 



Habitat in insula Haiti. 



Diese zierliehe Art, welche lebhaft an das liebliche 

 cubanische Ch. Pretrei erinnert, wurde an Kalkfelsen an 

 hohen feuchten Plätzen des Berges Diego Campos gesam- 

 melt. 



4. Choanopoma Puertoplatense Pfr. 



T. subperforata, oblongo-turrita , solidula, distincte li- 

 rata, costis compressis confertis, hinc inde (plerumque ge- 

 minatim) majoribus, lamellaribus sculpta, opaca, sordide 

 albida, rufulo variegata ; spira convexo- turrita, late trun- 

 cata; sutura irregularitcr denticulata; anfr. superst. 4 an- 

 gulato - rutundati , Ultimos breviter solutus, basi profunde 

 sulcatus; apertura vix obliqua, subcircularis ; perist. duplex: 

 internuin vix prominens, externum patens, concentrice stria- 

 tum, castaneo-maculatum, lateribus basali et sinistro undu- 

 lato-dentatum. — Operc. album, marginibus anfr. acute 

 elevatis. — Long. 10 1 /.,, diam. 5 mill. Ap. diam. 2 3 / 4 mill. 



Habitat in insula Haiti. 



An feuchten Stellen um Baumwurzeln und unter Stei- 

 nen bei Puerto Plafca gesammelt, selten. 



5. Cyclostomus Aminensis Pfr. 



T. subperforata, ovato-turrita, solida, liris spiralibus 

 striisque confertissimis illas supcrantibus decussata, opaca, 

 rubello-vel lutescenti-grisca; spira subregulariter turrita, 

 late truncata; sutura dense albo-denticulata; anfr. superst. 

 4 — 4 1 / 2 modice convexi, ultimus longe solutus, dorso carina 

 antice abrupte squamosa munitus, basi plerumque acutius 

 liratus ; apertura verticalis, ovalis ; perist. duplex : internum 

 breviter porrectum , externum breviter expansum , subcre- 

 nulatum, latere supero sinistro interruptum. — Operc. cal- 

 careum , convexum , anfr. 3 ad marginem striatis , nucleo 



