144 CISTULA §. 6. 7. 



apertura verticalis , oblique ovalis , superne vix subangulata ; 

 perist. duplex: internum breviter porrectum, expansiusculum, 

 externum anguste patens. — Operc? — Long. 12*/2 5 diara. 

 5 niiU. Apert. diam. max. 4 mill. (Co!l. Nr. 410.) 



Cyclostoma milra Wcm/. in Malak. BI. IX. 1862. p. 88. 



Cislvla ? mitrd Pfr. ibid. p. 94. 



Habitat in insula Haiti (Weinland). 



902. 32. rigidula Morel. (Coll. 411. — Guatemala.) . Pneum. II. p. 134. 



903. 33. ? procax Poey. (Cuba.) - - - 135. 



904- 33. C» ? livida Reeve. 



„Chond. testa compresse umbilicata, conico-turrita, livida, 

 fusco obscure punctata, anfractibus convexis, striis dense filoso- 

 reticalatis; apertura circulari, labro subfimbriato." (R.) 



Cyclostoma hilabiaium Pfr. in Chemn. ed. sec. p. 316. t. 43. f. 31. 



32. Nec Orb. 

 Cistula? hilahiata Pfr. Mon. Pneum. p. 271. 

 Chondropoma lividum Reeve Conch. ic. sp. 83. t. 11. 

 Habitat in insula Cuba ? 



905. 35. ? confusa Pfr. (Flabitat ?) Pnenm. II. p. 135. 



906. 36. Sauliae Sow. (Coll. 412. — Chondropoma 



Reeve t. 11. f. 85. — Jamaica.) - - - 135. 



907. 37. trochlearis Pfr. (Coll. 4\S. — Chondrojw^na 



Reeve t. 11. f. 82, — Mexico.) - - - 135. 



908. 38. .scabrosa Humphr. (Ins. Provident.) ... - - - l35, 



909. 39. cinclidodes Pfr. (Coll. 414. — Chondro- 



poma Reeve t. 11. f. 81. — Haiti.) .... - - - 135. 



XXXV. Chondropoma Pfr. 



Pfr. Mon. Pneum. p. 278. Suppl. p. 136, 



Conspectus specierum. 



A. Peristomate simplice. 

 1. tenui, 



