†family Xiphosauridae Sereno 1986 (ornithopod)
Reptilia - Ornithischia - Xiphosauridae
Full reference: P. C. Sereno. 1986. Phylogeny of the bird-hipped dinosaurs (order Ornithischia). National Geographic Research 2(2):234-256
Parent taxon: Heterodontosauria according to P. C. Sereno 1986
See also Carrano 2025
Sister taxon: Pisanosauridae
Subtaxa: none
Ecology: ground dwelling herbivore
Distribution: there are no occurrences of Xiphosauridae in the database