Prosthogonimidae
(tree size 25)
Macroderoididae
(tree size 61)
Microphallidae
(tree size 353)
Telorchiidae
(tree size 68)
Dicrocoeliidae
(tree size 196)
Ochetosomatidae
(tree size 20)
Plagiorchiidae
(tree size 155)
Lecithodendriidae
(tree size 137)
Allassogonoporidae
(tree size 8)
Brachycoeliidae
(tree size 7)
Cephalogonimidae
(tree size 42)
Haematoloechidae
(tree size 24)
Auridistomidae
(tree size 5)
Omphalometridae
(tree size 5)
Opisthogonimidae
(tree size 2)
Calycodidae
(tree size 3)
Cephaloporidae
(tree size 6)
Pleurogenidae
(tree size 38)