564 CYLINDRELLA §. 1. 2. 



ti Sinistrorsae §. 7. Nr. 65 — 67. 



p. Anfraclu ultimo soluto, gracili, de- 

 scendente. (TracheUa Pfr.J 



1. Laevigatae §. 8. — 68 — 70. 



2. Striatae §. 9. — 71—75. 



3. Costatae . §. 10. — 76 — 80. 



b. Spira in conum brevem desinente . . . §. H. ^ — 81—85. 



B. Peristomate subinterrupto. 



d. Subcylindricae §• 12. — 86 — 95. 



6. Bulimiformes §• 13. — 96-100. 



IL Umbilicatae. (Diaphera Alh.j §.14.-101. 



1. Liebmanni Pfr. (Coll. 1. — Thaumasia Alh. 



p. 207. ) Mon. If. p. 370. 



2. Gruneri Dunk. (Coll. 2. — Thaumasia Alh. 



p. 207.) •- - - 370. 



3. C. Menkeana Pfr. 



T. breviter rimata, oblongo-ovala, superne in conum acu- 

 tiusculum, plerumque subtruncatum producta, subtilissime ar- 

 cuato-striata, sublaevigata, nitida, alba, strigis irregularibus 

 corneis ornata; sutura levis, plicatulo-crenata; anfr. (testae in- 

 tegrae 14, truncatae) 9 — 10 vix convexiusculi, ultimus angu- 

 stior, basi compresse filocarinatus, antice vix solutus; apertura 

 subobliqua, subcircularis, plica levi columellae subcoarctata; 

 perist. continuum, undique breviter expansum, reflexiusculum, 

 superne vix liberum. — Long. (trunc.) 31, diam. supra medium 

 12 mill. Ap. G. perist. 9 milL longa et lata. (ColL Nr. 3.) 



Cylindrella Menkeana Pfr. in Proc ZooL Soc. 1 852. 

 Habitat in insula Haiti (Salle). 



§. 2. 

 4. hyalina Pft". Mon. IL p. 369. 



5. C. aspera Adams. 



T. breviter rimata, ovato-subcylindrica, truncata, tenuius- 

 cula, confertim et oblique costulato-striata , subdiaphana, roseo- 

 albida; spira sensim attenuata; anfr. superst. 9—10 convexi, 

 ultimus breviter et fere horizontaliter protractus, supra basin 

 filoso-carinatus ; apertura subverticalis , subrotundata, superne 

 dilalata, basi non canaliculata ; perist. tenue, undique expan- 

 sum et reflexum. — Long. 23, diam. 77^ mill. Ap. 6 milL 

 longa, Cy^ lata. (Coll. Nr. 4.) 



