HELICIDJ!. 109 



468. Helix (Thelidomus) incerta, Ferussac. 



2 St. John's ; ex c. Prof. W. Newcomb. 



469. Helix (Thelidomus) lima, Femssao. 



2 Porto Eico ; ex c. Prof. W. Newcomb. 



470. Helix (Thelidomus) provisoria, PfeifEer. 



2 Cuba ; ex Landaner. 



471. Helix (Thelidomus) bayamensis, Poey. 



1 Cuba ; ex c. Prof. W. Newoomb. 



472. Helix (Thelidomus) rangelina, PfeifEer. 



1 Loc. ? ex c. G. Nevill, Esq. 



473. Helix (Thelidomus) prohosoidea, Pfeiffer. 



1 Cuba ; ex c. Prof. W. Neweomb. 



474. Helix (Thelidomus) auricoma, Ferussac. 



5 Cuba ; ex c. Prof. W. Neweomb. 



475. Helix (Thelidomus) guanensis, Poey. 



1 Cuba ; ex c. Prof. W. Neweomb. 



476. Helix (Thelidomus) discolor, Ferussac. 



1 Martinique ; ex c. Prof. W. Neweomb. 



var. (? distinct species). 



1 Cayenne ; ex c. Dr. F. StoKczka. 



477. Helix (Thelidomus) aspera, Ferassac. 



2 Jamaica ; ex c. Prof, W. Neweomb. 



478. Helix (Thelidomus) parraiana, Orbigny. 



3 Cuba ; ex c. Prof. W. Neweomb. 



479. Helix (Thefidomus) parallela, Poey. 



3 Cuba ; ex c. Prof. W. Neweomb. 



480. Helix (Thelidomus) multistriata, Deshayes. 



1 Cuba ; ex c. Prof. W. Neweomb, 



481. Helix (Thelidomus) subtussulcata, Wright. 



1 Cuba; ex c. Prof. W. Nowcomb. 



