Infraorder Iguania Cuvier 1817 (squamates)
Parent taxon: Toxicofera according to R. A. Pyron et al. 2013
See also Böhme 2010, Borsuk-Bialynicka and Alifanov 1991, Carroll 1988, Conrad and Norell 2007, Cope 1871, Cope 1875, Datta and Ray 2006, Estes 1983, Estes et al. 1988, Fernicola and Albino 2012, Gao and Fox 1996, Gao and Hou 1996, Gao and Nessov 1998, Gilmore 1928, Kuhn 1946, Kuhn 1966, Norell and de Queiroz 1991, Seiffert 1975, Smith 2006 and Sulimski 1972
Sister taxon: Mosasauria
Subtaxa: Anolidae Arretosauridae Brasiliguana Chamaeleonoidea Euposauridae Isodontosauridae Macrocephalosauria Opluridae Paraphrynosoma
Ecology: planktonic suspension feeder