Dinosauromorpha is a
clade of
archosaurs that includes the order
Dinosauria (dinosaurs), and other closely related animals. Basal forms include
Saltopus,
Marasuchus, the perhaps identical
Lagosuchus, the
lagerpetonids Lagerpeton from the
Ladinian of
Argentina and
Dromomeron from the
Norian of
Arizona,
New Mexico, and
Texas (all in the United States), and the
silesaurids, which include
Silesaurus from the
Carnian of
Poland,
Eucoelophysis from the Carnian-Norian of New Mexico,
Lewisuchus and the perhaps identical
Pseudolagosuchus from the Ladinian of
Argentina,
Sacisaurus from the Norian of
Brazil,
Technosaurus from the Carnian of Texas,
Asilisaurus from the
Anisian of
Tanzania, and
Diodorus from the Carnian(?) to Norian of
Morocco. Birds are the only surviving dinosauromorphs.