Genre
Éteint

Ultrasauros

subjective synonym of Supersaurus
Olshevsky 1991
Ce taxon est considéré comme subjective synonym of du taxon valide Supersaurus selon la Paleobiology Database. Voir la fiche de Supersaurus
Bibliographie
Description originale
G. Olshevsky. 1991. A revision of the parainfraclass Archosauria Cope, 1869, excluding the advanced Crocodylia. Mesozoic Meanderings 2:1-196