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...

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...

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...

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

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

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

†Herrerasaurus Neotheropoda...

extreme internal cavitation within the bones. However, since taxa like Herrerasaurus may not be theropods, these traits may have been more widely distributed...

plesiomorphic two sacrals of basal sauropodomorphs), unlike that of the coeval Herrerasaurus which is supported by only two sacrals, a basal trait. Eoraptor had...

features the age of dinosaurs, from the appearing of the early forms like Herrerasaurus, to the Tyrannosaurus and Ceratopsians of the late Cretaceous. The possibilities...

was originally described as a dinosauriform closer to Dinosauria than Herrerasaurus, but has also been classified as a dinosauriform more derived than silesaurids...

Mexico, US. Its discovery alongside the relatives of Coelophysis and Herrerasaurus supports the hypothesis that the earliest dinosaurs arose in Gondwana...

evolved during the Late Triassic, including Plateosaurus, Coelophysis, Herrerasaurus, and Eoraptor. The Triassic–Jurassic extinction event began during this...

Peña member. Sanjuansaurus was comparable in size to a medium-sized Herrerasaurus, with a thigh bone that was 395 millimetres (15.6 in) long and a tibia...

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

representatives of saurischian dinosaurs. 1st row (early saurischians): Herrerasaurus ischigualastensis (herrerasaur), Eodromaeus murphi (basal theropod);...

dinosaurs Chromogisaurus novasi, Eodromaeus murphi, Eoraptor lunensis, Herrerasaurus ischigualastensis and Sanjuansaurus gordilloi, is published by Curry...

C. (1993). "The pectoral girdle and forelimb of the basal theropod Herrerasaurus ischigualastensis". Journal of Vertebrate Paleontology. 13 (4): 425–450...

during a transitional period between the oldest known dinosaurs such as Herrerasaurus, which existed during the Late Triassic period in what is now known...

was considered a valid species, and was identified as a relative of Herrerasaurus, outside of the Dinosauria. According to Baron and Williams (2018),...

Argentina. It was therefore contemporary with early dinosaurs such as Herrerasaurus, and lived in the same place. The name, meaning 'unknown lizard' from...

Chindesaurus? Daemonosaurus? Tawa? Caseosaurus? Herrerasauridae Gnathovorax Herrerasaurus Sanjuansaurus Staurikosaurus...

Foraminacephale Fosterovenator Fostoria Frenguellisaurus – junior synonym of Herrerasaurus Fruitadens Fujianvenator Fukuiraptor Fukuisaurus Fukuititan Fukuivenator...

Hyperodapedon, Exaeretodon, Herrerasaurus, Sillosuchus, Eoraptor, Trialestes, Aetosauroides, and Ischigualastia. Herrerasaurus and Saurosuchus are some of...

appeared in the episode "The Lonely Journey". A stampede of Fast Biters (Herrerasaurus) appeared in the episode "The Lonely Journey" being pursued by Red Claw...

Carnotaurus, Chasmosaurus, Deinonychus, Dyoplosaurus, Eotyrannus, Herrerasaurus, Huayangosaurus, Hypacrosaurus, Irritator, Kosmoceratops, Maiasaura...

in all types of theropods except the most basal ones, Eoraptor and Herrerasaurus. The original report of a furcula in the primitive theropod Segisaurus...