as Herrerasaurus; this dinosaur, Ischisaurus cattoi, is now considered a junior synonym and a juvenile of Herrerasaurus. Reig believed Herrerasaurus was...

relation to Staurikosaurus and 1960s in relation to Herrerasaurus. A nearly complete skeleton of Herrerasaurus ischigualastensis was discovered in the Ischigualasto...

(Triceratops/Stegosaurus) Herrerasauria (Herrerasaurus > Liliensternus, Plateosaurus) Herrerasauridae (Herrerasaurus + Staurikosaurus) ? Eoraptor lunensis...

extensively developed medial wall of a semiperforate acetabulum (like Herrerasaurus, but unlike any other dinosaur); (xi) a long pubis, two-thirds the length...

(three are found in some other archosaurs, but only two are found in Herrerasaurus); and a perforate acetabulum, or hip socket, with a hole at the center...

the lower leg is similar to Herrerasaurus, but the foot has three phalanges (toe bone) in the fifth toe, while Herrerasaurus only has one. In 2022, Aureliano...

known as the Hyperodapedon-Exaeretodon-Herrerasaurus biozone (formerly the Scaphonyx-Exaeretodon-Herrerasaurus biozone, using an older synonym for Hyperodapedon)...

regions of the body. A skull attributed to the early carnivorous dinosaur Herrerasaurus ischigualastensis exhibits pit-like wounds surrounded by swollen and...

million years older than any previously described dinosaur, such as Herrerasaurus. However, this age is being questioned in recent papers. Dinosaur affinities...

(nostril hole). The size of the posterodorsal process is more in line with Herrerasaurus and ornithischians than with traditional theropods or sauropodomorphs...