†unranked clade Therizinosauria Russell 1997 (coelurosaur)
Parent taxon: Maniraptoriformes according to C. Hendrickx and O. Mateus 2014
See also Currie 1997, Maryanska et al. 2002, Yao et al. 2019, Zanno 2010 and Zanno et al. 2009
Sister taxa: Arctometatarsalia, Tyrannoraptora
Subtaxa: Erlikosaurus Falcarius Fukuivenator Jianchangosaurus Lingyuanosaurus Therizinosauroidea
Ecology: ground dwelling carnivore