Eodromaeus

Say it like this: “EE-o-DROHM-ee-us”

Eodromaeus murphi

Eodromaeus ate meat and walked on two legs. It lived in the Late Triassic. Bones have been found in Argentina.

Quiz me on Eodromaeus

When: Late Triassic (Carnian) · roughly 237 to 227.3 million years ago
Named in: 2011 · Martínez, R. N.; Sereno, P. C.; Alcober, O. A.; Colombi, C. E.; Renne, P. R.; Montañez, I. P.; Currie, B. S.
Hip height: 0.2 m · 1 ft
Length: 1.2 m · 4 ft
Weight: 5–7 kg · 11–15 lb
Found in: Argentina · Ischigualasto
Food and walking: Carnivore · Two legs
Kind: sharp-clawed runner · Theropod
Family branch: Theropoda

The story in short

In 2011, R. N. Martínez and colleagues published the name Eodromaeus.

Fossils referred to Eodromaeus date to the Late Triassic (Carnian), roughly 237 to 227.3 million years ago. Finds come from Argentina, including the Ischigualasto Formation. It was a carnivore and walked on two legs.

Published estimates put Eodromaeus at a length near 1.2 m, hips about 0.2 m high, and a body mass around 5–7 kg.

On the family tree it sits in Theropoda, among the theropod dinosaurs.

Close relatives

Anteavis

Anteavis crurilongus

Late Triassic (Carnian) · roughly 237 to 227.3 million years ago

Erythrovenator

Erythrovenator jacuiensis

Late Triassic (Carnian · Norian) · roughly 237 to 205.7 million years ago

Inosaurus

Inosaurus tedreftensis

Middle Jurassic (Bathonian · Callovian) · roughly 168.2 to 161.5 million years ago