The
basal phylogeny is badly resolved, leading to many ichthyodectiforms that are simply known to be rather primitive, but where nothing certain can be said about their precise relationships.
Ichthyodectiformes •
Africathrissops Taverne, 2010 •
Allothrissops Nybelin, 1964 •
Antarctithrissops Arratia
et al., 2004 •
Ascalabothrissops? Arratia, 2000 •
Capassoichthys Taverne, 2015 •
Carsothrissops d'Erasmo, 1946 •
Dugaldia Lees, 1990 •
Faugichthys Taverne & Chanet, 2000 •
Furloichthys Taverne & Capasso, 2018 •
Thrissops Agassiz, 1843 •
Sultanuvaisia Nesov, 1981 •
Unamichthys Alvarado-Ortega, 2004 •
Verraesichthys Taverne, 2010 •
Chuhsiungichthyidae? Yabumoto, 1994 •
Chuhsiungichthys? Lew, 1974 •
Jinjuichthys? Kim
et al., 2014 •
Mesoclupea? Ping & Yen, 1933 •
Bardackichthyidae? Hacker & Shimada, 2021 •
Bardackichthys? Hacker & Shimada, 2021 •
Chirocentrites Heckel, 1849 •
Chiromystus Cope, 1885 •
Cladocyclus Agassiz, 1841 •
Cladocynodon de Mayrinck
et al., 2023 •
Eubiodectes Hay, 1903 •
Ichthyodectidae Crook, 1892 •
Cooyoo Bartholomai & Less, 1987 •
Ghrisichthys Cavin
et al., 2013 •
Ichthyodectes Cope, 1870 •
Postredectes Kaddumi, 2009 •
Xiphactinus Leidy, 1870 •
Heckelichthyidae Alvarado-Ortega, 2024 •
Gillicus Cope, 1875 •
Gwawinapterus Arbour & Currie, 2011 •
Prosaurodon Stewart, 1999 •
Saurocephalus Harlan, 1824 •
Saurodon Hay, 1830 •
Vallecillichthys Blanco & Cavin, 2003 •
Wadiichthys Abu El-Kheir, 2026 ==References==