Dactylogyrus
(tree size 919)
Ancyrocephalus
(tree size 53)
Amphibdelloides
(tree size 8)
Acolpenteron
(tree size 6)
Cleidodiscus
(tree size 11)
Pseudodactylogyrus
(tree size 8)
Euryhaliotrema
(tree size 77)
Chauhanellus
(tree size 30)
Cacatuocotyle
(tree size 4)
Cichlidogyrus
(tree size 133)
Myzotrema
(tree size 1)
Lyrodiscus
(tree size 5)
Aethycteron
(tree size 13)
Macrohaptor
(tree size 1)
Icelanonchohaptor
(tree size 2)
Pellucidhaptor
(tree size 24)
Pseudomurraytrema
(tree size 1)
Cleidodiscoides
(tree size 1)
Onchocleidus
(tree size 29)
Anchoradiscoides
(tree size 1)
Anchoradiscus
(tree size 2)
Haliotrema
(tree size 179)
Anonchohaptor
(tree size 2)
Haplocleidus
(tree size 2)
Microncotrematoides
(tree size 1)
Hargitrema
(tree size 1)
Syncleithrium
(tree size 2)
Aplodiscus
(tree size 1)
Euryhaliotrematoides
(tree size 7)
Ligophorus
(tree size 70)
Pseudohaliotrema
(tree size 12)
Linguadactyla
(tree size 1)
Paradiplectanotrema
(tree size 6)
Diplectanotrema
(tree size 3)
Cleithrarticus
(tree size 2)
Pavanelliella
(tree size 5)
Sciadicleithrum
(tree size 23)
Inserotrema
(tree size 1)
Ameloblastella
(tree size 12)
Anacanthorus
(tree size 86)
Annulotrematoides
(tree size 5)
Kritskyia
(tree size 5)
Spicocleidus
Aphanoblastella
(tree size 8)
Aristocleidus
(tree size 4)
Bifurcohaptor
(tree size 14)
Haliotrematoides
(tree size 33)
Apedunculata
(tree size 1)
Anacanthoroides
(tree size 2)
Susanlimae
(tree size 1)
Aristocledius
(tree size 1)
Urocleidoides
(tree size 52)
Pseudacolpenteron
(tree size 3)
Parasciadicleithrum
(tree size 1)
Paracosmetocleithrum
(tree size 1)
Paracolpenteron
(tree size 1)
Pharyngodytes
Dogielius
(tree size 42)
Dactylogyroides
(tree size 16)
Leptonchides
(tree size 2)
Bivaginogyrus
(tree size 1)
Dicrodactylogyrus
(tree size 4)
Markewitschiana
(tree size 3)
Thaparogyrus
(tree size 5)
Muellerocleidus