708 CYLINDRELLA ;<. 9. 10. 



105. subtilis Mor. (Coll. 66. — Trachelia Pfr. Vers. 



p. 179. — Cli. n. 66. t. 5. f. 33^35.— Ur. subt. 

 [Gongylostoma] Ad. Gcn. p. 176.) Mon.III. p. 577. 



106. Gouldiana Pfr. (Proc. 1851. p. 149. — Trache- 



Ha Pfr. Vers. p. 179. — Ur. Goiild. [Goniostoma] 



Ad. Gen. p. 176.) - - - 577. 



107. Rugeli Shuttl. (Coll. 67. — Shiittl. Diagn. Nr. 3. 



p. 37. — Trachelia Pfr. in Mal. Bl. 1854. p. 212. 



— Pfr. Vers. p. 179. — Ch. n. 73. t. 6. f. 13—15. 



— Cyl. Rugeliana Pocy Memor. I. p. 397. — Ur. 



Rug. [Gongylostoma] Ad. Gen. p. 176.) - - - 578. 



108. C. cyclostoma Pfr. 



T. non rimata, cylindraceo-subulata, coslis chordaeformibus, 

 subarcuatis, subconfertis sculpta, subopaca, pallide cornea; 

 spira gracilis, ab anfractu penullimo regulariter attenuata, apice 

 acuta vel breviter truncata ; anfr. 26 — 29 convexiusculi, ultimus 

 angustior, breviter solutus, descendens, confertius costulatus; 

 apertura diagonalis, circularis; perist. album, undique aequaliter 

 expansum. — Long. 20, diam. max. 2 milL Ap. diam. 2 milL 

 (Coll. Nr. 68.) 



Cylindrella cyclostoma Pfr. in Malak. Bl. 1855. p. 100. t. 5. f. 6. 7. 



— — Gundl. in Malak. Bl. IV. 1857. p. 47. 



— — (Trachelia) Pfr. Vers. p. 179. 



— — — Chenm. ed. nov. Gyl. n. 71. 



t. 6. f. 7 — 9. 



Habitat in montibus prope Camoa insulae Cubae. 



Obs. Similis C. gracillimae ; difTert scuiptura, spira supra medium 

 non ventrosiore, anfractibus convexioribus , efc. 



§• 10. 



109. Riisei Pfr. (Coll. 69. — Shuttl. Diagn. Nr. 6. p. 143. 



— Trachelia P/r. Vers. p. 179. — Ch. n. 61. t. 5. 



f. 18—20. — Vr. Riisci [Acera] .Ad. Gen. p. 177.) Mon.III. p. 578. 



110 C. ehordata Pfr. 



T. vix rimata, cylindraceo-turrita, truncata, tenera, sub- 

 tilissime striata et costulis chordaeformibus , subdistantibus 

 munita, albida; sutura coslis excurrentibus crenata; anfr. superst. 

 11 — 12 vix convexiusculi, ultimus antice solutus, breviter descen- 

 dens, latere dextro angulatus, basi acute carinatus: carina 

 filiformi, crenata; apertura obliqua, subtetragono-rotunda; perist. 

 album, continuum, undique breviter expansum. — Long. 10^ 

 diam. 2^2 mill. Ap. c. perist. l^/s miH- longa etlata. (Coll.Nr. 70.) 

 Cylindrella chordata Pfr. in Proc. Zool. Soc. 1855. p. 117. 

 ~ — (Trachclia) Pfr. iu Malak. Bl. 1855. p. 102. 



t. 5. f. 10. 11. 



