Named By: Ricardo N. Martinez, Oscar A. Alcober, Carina E. Colombi, Brian S. Currie, Isabel P. Montaņez, Paul R. Renne and Paul C. Sereno - 2011.
Classification: Chordata, Reptilia, Dinosauria, Saurischia, Theropoda.
Species: E. murphi (type).
Size: Approximately 1.2 meters long.
Known locations: Argentina, Ischigualasto Formation.
Time period: Carnian of the Triassic.
Fossil representation: Two individual specimens, one almost complete and articulated.
a very exciting find as it may well represent one of the earliest
theropods. First thought to have been more fossils of Eoraptor,
by Paul Sereno revealed features not present in Eoraptor.
fossils realised as a new dinosaur, the fossil description was
published with the name Eodromaeus, a name
referencing its early entry
in the fossil record at the 'dawn of the dinosaurs'.
As a theropod, Eodromaeus was bipedal, with smaller fore limbs terminating in hands. The hands of Eodromaeus display the transition from five digits to three, with the fourth and fifth digits being much smaller than the first three.
- A basal dinosaur from the dawn of the dinosaur era in southwestern Pangaea. Science 331(6014):206-210. - R. N. Martinez, P. C. Sereno, O. A. Alcober, C. E. Colombi, P. R. Renne, I. P. Montaņez & B. S. Currie - 2011.