Children (8 direct children, 53 direct and indirect children):
Tylobranchion
(tree size 3)
Diazona
(tree size 13)
Rhopalaea
(tree size 22)
Pseudodiazona
(tree size 4)
Syndiazona
(tree size 1)
Pseudorhopalaea
(tree size 1)
Aphanibranchion
(tree size 1)
Rhopalopsis