Caballerotrematidae Tkach, Kudlai & Kostadinova, 2016 (original description)
Echinochasmidae Odhner, 1910 (status source)
Echinostomatidae Looss, 1899 (status source)
Echinostomatoidea Looss, 1902 (status source)
Himasthlidae Odhner, 1910 (status source)
Neopetasiger Baschkirova, 1941 (status source)
Neopetasiger argentinensis (Lunaschi & Drago, 2010) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger australis (Johnston & Angel, 1941) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger combesi (Zamparo, Overstreet & Brooks, 2005) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger floridus (Premvati, 1968) Tkach, Kudlai & Kostadinova, 2016 (basis of record)
Neopetasiger grandivesicularis (Ishii, 1935) Baschkirova, 1947 (additional source)
Neopetasiger islandicus (Kostadinova & Skírnisson, 2007) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger johnstoni (Faltynkova, Gibson & Kostadinova, 2008) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger megacanthus (Kotlan, 1922) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger neocomense (Fuhrmann, 1927) Baschkirova, 1941 accepted as Neopetasiger neocomensis (Fuhrmann, 1927) Baschkirova, 1941 (additional source)
Neopetasiger nitidus (Linton, 1928) Baschkirova, 1947 (additional source)
Neopetasiger novemdecim (Lutz, 1928) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger oschmarini (Kostadinova & Gibson, 1998) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger pseudoneocomense (Bravo-Hollis, 1969) Tkach, Kudlai & Kostadinova, 2016 accepted as Neopetasiger pseudoneocomensis (Bravo-Hollis, 1969) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Neopetasiger pungens (von Linstow, 1894) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Paryphostomum Dietz, 1909 accepted as Petasiger Dietz, 1909 (source of synonymy)
Paryphostomum parvicephalus (Rietschel & Werding, 1978) Kostadinova, Vaucher & Gibson, 2002 accepted as Petasiger parvicephalus (Rietschel & Werding, 1978) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Paryphostomum radiatum (Dujardin, 1845) Dietz, 1909 accepted as Petasiger radiatus (Dujardin, 1845) Tkach, Kudlai & Kostadinova, 2015 (new combination reference)
Petasiger Dietz, 1909 (taxonomy source)
Petasiger azerbaydjanicus (Sailov, 1963) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Petasiger carbonis (Mendheim, 1940) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Petasiger lobulatus (Odhner, 1910) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Petasiger parvicephalus (Rietschel & Werding, 1978) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Petasiger radiatus (Dujardin, 1845) Tkach, Kudlai & Kostadinova, 2015 (new combination reference)
Petasiger segregatus (Dietz, 1909) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)
Petasiger testitrifolius (Gogate, 1934) Tkach, Kudlai & Kostadinova, 2016 (new combination reference)