Children (8 direct children, 275 direct and indirect children):
Opostegoides
(tree size 23)
Pseudopostega
(tree size 124)
Eosopostega
(tree size 2)
Neopostega
(tree size 7)
Paralopostega
(tree size 6)
Notiopostega
(tree size 1)
Oposteginae
(tree size 104)
Opostegoidinae