CVLINDRELLA §. 5. 701 



Cylindrella nubila Poey Memor. IL p. .38. t. 1. f. 25. 



— — Pfr. in Malak. Bl. V. 1858. p. 8. 



Habitat prope Guane insulae Cubae. 



* 



56. Augustae Ad. (Gongylostoma Pfr. Vers. p. )78. 



— Ur. Aagustae Ad. Gen. p. 175.) Mon.III. p. 571 . 



57. carinata Pfr. (Proc. 1852. p. 68. — Mychostoma 



Pfr. Vers. p. 178. — Ur. carinata Ad. Gen. p. 175.) - - - 571. 



58. pupaeformis Ad. (Gongylostoma Pfr. Vers. p. 1 78. 



— Ur. pupaeformis Ad. Gen. p. 176.) - - - 572. 



59. elegans Pfr. (Coll. 33. — Sc/im/d^ Stylomm. p. 50. 



t. 14, f. 110. — Gongylostoma Pfr. in Mal. Bl. 1854. 

 p. 210. — Pfr. Vers. p. 178. — Ch. n. 28. t. 3. 

 f. 3 — 11. — Pupa Auberiana Orb. — Ur. el. [Gon- 

 gylostoma] Ad. Gen. p. 176.) - - - 572. 



60. C. planospira Pfr. 



T. breviter rimata, cylindraceo-turrita, truncata, oJDlique 

 capiliaceo-striata, nilida, pallide cornea; spira superne parum 

 attenuata; anfr. superst. 13 planiusculi, ultimus antrorsum bre- 

 viter solutus, confertim costulatus, basi vix compressus; aper- 

 tura obliqua, subcircularis; perist. album, undique aequaliter 

 expansum et reflexiusculum. — Long. ISy^, diam. 3 mill. Ap. 

 diam. sy^ milL (Coll. Nr. 34.) 



Cylindrella planospira Pfr. in Malak. Bl. 1855. p. 99. t. 5. f. 4. 5. 



— — (Gongylostoma) Pfr. Vers. p. 178. 



— — Chemn. ed. nov. Cyl. n. 29. t. 3. f. 12 — 14. 

 Habitat in insula Cuba. 



Obs. Ab omnibus C. elegantis varietalibus differt anfractibus subplanis. 



6L C. angulifera Gundlaeh. 



T. subrimata, cylindraceo-turrita, truncata, tenuiuscula, 

 striis filaribus confertis, subarcuatis sculpta , sericea, albida; 

 spira subcurvilinearis, truncala; sutura profunda; anfr. superst. 

 9^2 convexi, ultimus breviter solulus, basi subcompressus; 

 apertura obliqua, subcircularis, latere dextro in angulum pro- 

 ducta; perist. continuum, undique breviter reflexum. — Long. 10, 

 diam. 2^/3 mill. Ap. diam. max. SYg mill. (Coll. Nr. 35.) 



Cylindrella angulifera Gundl. in Malak. Bl. V. 1858. p. 187. 

 Habitat circa Santiago insulae Cubae. 



Obs. Differt ab omnibus affinibus apertura latere dextro angulalim 

 dilatata. 



62. C. volubilis Morelet. 



T. non rimata, cylindrico-subulata, integra vel vix trun- 

 cata, tenuis, sub lente conferlim oblique striata, nitidissima, 



