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 diam. 
5 mill. Apert, diam. max. 4 mill. (Coll. Nr. 410.) 
Cyclostoma mitra WeinL in Malak. Bl. IX. 1862. p. 88, 
Cislula ? mitra Pfr. ibid. p. 94. 
Habitat in insula Haiti (Weinland). 
32. rigidula Morel. (Coll. 411. — Guatemala.) . Pneum. II. p. 134. 
33. ? procax Poey. (Cuba.) - - - l35. 
33. C4 ? liYida Ree^e. 
„Chond. testa compresse umbilicata, conico-turrita, livida, 
fusco obscure punctata, anfractibus convexis, striis dense filoso- 
reticulatis; apertura circulari, labro subfimbriato.“ (R.) 
Cyclostoma hilahiaium Pfr. in Chcmn. ed. sec. p. 316. t. 43. f. 31. 
32. Nec Orb. 
Cistula? bilahiata Pfr. Mon. Pneum. p. 271. 
Chondropoma lividurn Reeve Conch, ic. sp. 83. t. 11. 
Habitat in insula Cuba ? 
90.5. 
906. 
907. 
908. 
909. 
§. 7 . 
35. ? confusa Pfr. (Habitat?) 
36. Sauliae Sow. (Coll. 412. — Chondropoma 
Reeve t. 11. f. 85. — Jamaica.) 
37. trochlearis Pfr. (Coll. 413. — Chondropoma 
Reeve t. 11. f. 82. — Mexico.) 
38. scabrosa Humph r. (Ins. Provident.) . . . 
39. cinclidodes Pfr. (Coll. 414. — Chondro- 
poma Reeve t. 11. f. 81. — Haiti.) . . . . 
Pneum. II. p. 135. 
" - 135. 
- - 135. 
- - 135. 
- - 135. 
XXXV. Chondropoma Pfr. 
Pfr. Mon. Pneum. p. 278. Suppl. p. 136. 
Conspectus specierum, 
A. Peristomate simplice. 
1. tenui, 
