Children (7 direct children, 654 direct and indirect children):
Chaetonotidae
(tree size 514)
Proichthydiidae
Xenotrichulidae
(tree size 34)
Neogosseidae
(tree size 15)
Dasydytidae
(tree size 52)
Paucitubulatina
(tree size 26)
Multitubulatina
(tree size 6)