— 121 — 



* * * 

 8. Zoiiites Cookiaiia. 



Syn. Helix Cookiana Gmel. p. 3642 Nr. 330. 



„ „ Che 17171. ed. 11 Helix t. 21 f. 4, 5. 



„ „ C. B. Adams! in contr. passim. 



„ „ Reeve I. c. t. 62 Nr. 308. 



Troclius auslralis elc. Chemn. IX P. 2 p. 49, t. 122 



f. 1049, 1050. 

 Helix epislylium Dillw. Desc. Cat. li p. 326 Nr. 90. 

 „ „ C. U Adams in Proc. Bost.Soc. 1845 p.l7. 



„ „ Sowb. Conch. Man. f. 281. 



Sayda ausirahs [Ch.j Beck Ind. p. 9. 

 Helix Forcmaniana Pfeiff. !. c. Suppl. p. 139 Nr. 734. 

 „ „ Reeve I. c. Nr. 310. 



Hab. Jamaica, C. B. Adams!, Bland!, Mus. Heidelb. (Helix 

 epistylium). 



Obs. Ab Omnibus lamina in dcntibus plurimis discretis soluta sem- 

 pcr distingucnda. 



9. Zonites Foreiiiaiiiaiia. 



Syn. Helix Foremaniana C. B. Adams! Contr. p. 80. 



„ Pila Pfeiff. I. c. Suppl. p. 140 Nr. 737 ex parte? 



Hab. Jamaica, C. B. Adams!, Bland! 



Obs. Distinguifur lamina exteriore versus marj^inem sensim atte- 

 nuata, et lamina secunda ad columcllam in junioribus late exstante, 

 crassissima , in adultis in tuberculum crassum callosum columellarcm 

 excurrente. 



10. Zonite.s Pila. 



Syn. Helix Pila C. B. Adams! l. c. p. 31. 



„ „ Pfeiff". 1. c. ex parte. 



„ „ Reeve 1. c. t. 63 Nr. 322? (mala) 

 Flab. Jamaica, 0. B. Adams! Cuming! 



Obs. Precedenti similis, et forsan facile cum ea confundenda^ 

 distinguitur tarnen statura minore, testa magis globosa, tenuiore, pellu- 

 cente, et columella multo minus calloso-incrassata; lamina antice valde 

 elevata, postice ad lineam subito reducta. Specimina juniora prece- 

 dentis, acque magna quam adulta hujus speciei , depressione testaß prima 

 visu distinguuntur. 



