CYCLOSTOMUS §.11. 135 



que confertissimis ilhis superantibus decussata, opaca, rubello- 

 vel lutescenti-grisea; spira subregulariter turrita, late truncata; 

 sutura dense albo-denticulata; anfr. superst. 4 — 41/2 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 , subcrenulatum , latere supero 

 sinistro interruptum. — Operc. calcareum, convexum, anfr. 

 3 ad marginem striatis , nucleo haud valde excentrico. — 

 Long. 13, diam. 6^/3 mill. Apert. 4V3 niill. longa, S^/g lata. 

 (CoU. Nr. 360.) 



Cycloslomus Aminensis Pfr. in Malak. Bl. V, 1858. p. 140. 



Habitat in collibus prope „Rio Amina" insulae Haiti 

 (Hjalmarson). 



XXXII. Tudora Gray. 



P/r. Mon. Pneum. p. 243. Suppl. p. 126. 



Conspectus specierum. 



A. Peristomate simplice. 



a. Testa distincte decussata . . . §. I. Nr. 1 — 5. 



b. Testa longitudinaliter sculpta . . §.2. — 6 — 12. 



c. Testa spiraliter sculpta . . . . §. 3. — 13. 



d. Testa sublaevigata §. 4. — 14. 



B. Peristomate subduplicato. 



a. Testa longitudinaliter sculpta . . §.5. — 15 — 18. 



b. Testa decussata §.6, — 19. 



c. Testa laevigata §.7. — 20. 



C. Peristomate duplice. 



a. Testa distincte decussata . , . §.8. — 21 — 25. 



b. Testa longitudinaliter sculpta . . §. SS. — 26 — 34. 



§. 1. 



1. megachila Pot. ^' Mich. (Coli. 361. — 836. 



Cura(;ao.) rneuni. II. p. 126. 



2. costata Menlie. (Habitat?) - - - 126. 837. 



