Clade Halecostomi Regan 1903 (ray-finned fish)
Parent taxon: Actinopterygii according to S. Bogan et al. 2011
See also Bogan et al. 2010, Brito and Suarez 2003, Bürgin 2004, Carnevale and Godfrey 2018, Delsate et al. 2002, González-Rodríguez et al. 2004, Heckert 2004, Murray and Wilson 2009, Nelson 2006, Poyato-Ariza 2010, Poyato-Ariza and Wenz 2005 and Tintori 1996
Sister taxa: none
Subtaxa: Angolaichthys Aphanepygus Halecomorphi Hulettia Ligulelliformes
Ecology: