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sharp-clawed runner
Tyrannomimus
Say it like this: “ty-RAN-o-MY-mus”
Tyrannomimus fukuiensis
Tyrannomimus ate plants and walked on two legs. It lived in the Early Cretaceous. Bones have been found in Japan.
- When
- Early Cretaceous (Aptian) · roughly 121.4 to 113.2 million years ago
- Named in
- 2023 · Hattori, S.; Shibata, M.; Kawabe, S.; Imai, T.; Nishi, H.; Azuma, Y.
- Hip height
- 0.4 m · 1 ft
- Length
- 1.5 m · 5 ft
- Weight
- 10 kg · 22 lb
- Found in
- Japan · Kitadani
- Food and walking
- Herbivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Ornithomimosauria
The story in short
The genus Tyrannomimus dates to 2023, the year S. Hattori and colleagues described it.
Fossils referred to Tyrannomimus date to the Early Cretaceous (Aptian), roughly 121.4 to 113.2 million years ago. Finds come from Japan, including the Kitadani Formation. It was a herbivore and walked on two legs.
Published estimates put Tyrannomimus at a length near 1.5 m, hips about 0.4 m high, and a body mass around 10 kg.
On the family tree it sits in Ornithomimosauria, among the theropod dinosaurs.