Children (15 direct children, 1123 direct and indirect children):
Lumbricidae
(tree size 752)
Exxidae
(tree size 5)
Glossoscolecidae
(tree size 272)
Norealidys
Hormogastridae
(tree size 20)
Ailoscolecidae
(tree size 2)
Ocnerodrilidae
(tree size 56)
Tumakidae
(tree size 1)
Microscolecidae
Biwadrilidae
Criodriloidea
Eudriloidea
Lumbricoidea
Megascolecoidea
Sparganophiloidea