Buettnerella
Buettneria (gastropod)
Urocyclus
(tree size 4)
Anisotoxon
Atoxon
Atoxonoides
Bukobia
Dendrotoxon
Elisa
Emphysetes
Mesocyclus
Microcyclus
Nupnus
Parmarionopsis
Pembatoxon
Phaneroporus
Polytoxon
Pseudatoxon
Spirotoxon
Tanzalimax
(tree size 2)
Udzungwalimax
(tree size 1)
Urocyclina