Weinkauffia
Weinkauffia is a genus of gastropods belonging to the family Haminoeidae. The genus has almost cosmopolitan distribution. Species:

Weinkauffia lacrimula 
Weinkauffia macandrewii 
Weinkauffia perforata 
Weinkauffia reliqua 
Weinkauffia tremens 
Weinkauffia turgidula 
Weinkauffia ukulele

References

Gastropods