Children (9 direct children, 398 direct and indirect children):
Tentaculata
(tree size 337)
Nuda
(tree size 34)
Stromatoveris
(tree size 1)
Maotianoascus
(tree size 1)
Sinoascus
Ctenorhabdotidae
(tree size 2)
Xanioascidae
(tree size 2)
Fasciculidae
(tree size 2)
Scleroctenophora
(tree size 10)