Children (9 direct children, 344 direct and indirect children):
Oligella
(tree size 6)
Ptilium
(tree size 22)
Nanosellini
(tree size 60)
Millidium
(tree size 2)
Discheramocephalini
(tree size 146)
Etronia
(tree size 1)
Ptiliini
(tree size 61)
Ptinellini
(tree size 37)
Ptenidiini