Children (26 direct children, 616 direct and indirect children):
Strongylidae
(tree size 85)
Dictyocaulus
(tree size 8)
Angiostrongylidae
(tree size 22)
Syngamidae
(tree size 23)
Metastrongylidae
(tree size 21)
Filaroididae
(tree size 19)
Ancylostomatidae
(tree size 28)
Trichostrongylidae
(tree size 123)
Pharyngostrongylidae
(tree size 6)
Molineidae
(tree size 71)
Protostrongylidae
(tree size 45)
Dictyocaulidae
Ancylostomidae
(tree size 2)
Crenosomatidae
(tree size 17)
Pseudaliidae
(tree size 44)
Ancylostomatoidea
Globocephalidae
(tree size 5)
Trichostrongyloidea
(tree size 42)
Herpetostrongylidae
(tree size 3)
Cloacinidae
(tree size 2)
Ornithostrongylidae
(tree size 5)
Uncinariidae
Chabertiidae
(tree size 12)
Molineoidae
Strongylina
(tree size 2)
Diaphanocephaloidea
(tree size 5)