Didymocylindrus
(tree size 11)
Coeliodidymocystis
(tree size 2)
Dermatodidymocystis
(tree size 2)
Atalostrophion
(tree size 3)
Nematobothrioides
(tree size 6)
Adenodidymocystis
(tree size 1)
Neodiplotrema
(tree size 12)
Neonematobothrioides
(tree size 2)
Neounitubulotestis
(tree size 2)
Allometanematobothrioides
(tree size 1)
Phacelotrema
(tree size 1)
Colocyntotrema
(tree size 1)
Opepherotrema
(tree size 1)
Opisthorchinematobothrium
(tree size 2)
Annulocystis
(tree size 2)
Orbitonematobothrium
(tree size 1)
Unitubulotestis
(tree size 7)
Univitellannulocystis
(tree size 1)
Univitellodidymocystis
(tree size 1)
Ovarionematobothrium
(tree size 2)
Oesophagocystis
(tree size 2)
Epithelionematobothrium
(tree size 3)
Didymosulcus
(tree size 18)
Allopseudocolocyntotrema
(tree size 2)
Koellikerioides
(tree size 6)
Tricharrhen
(tree size 1)
Didymodiclinus
(tree size 14)
Halvorsenius
(tree size 1)
Koellikeria
(tree size 8)
Koellikeriinae
(tree size 25)
Didymozoinae
(tree size 136)
Nematobothriinae
(tree size 84)
Gonapodasmiinae
(tree size 30)
Syncorpozoum
(tree size 2)
Allomonilicaecum
Didymodiclininae
(tree size 4)
Monilicaecum
(tree size 1)
Neogonapodasmius
(tree size 1)
Nephrodidymotrematinae
(tree size 2)
Paralichthytrema
(tree size 1)
Pseudocoeliodidymocystis
(tree size 1)
Torticaecum
(tree size 2)
Pseudoanacetabulum