Look up · dinosaur 928 of 1,425
sharp-clawed runner · Doubtful name
Ostromia
Say it like this: “Oss-trom-ee-uh”
Ostromia crassipes
Ostromia ate meat and walked on two legs. It lived in the Late Jurassic. Bones have been found in Germany.
- When
- Late Jurassic (Tithonian) · roughly 149.2 to 143.1 million years ago
- Named in
- 2017 · Foth, C.; Rauhut, O. W. M.
- Hip height
- 0.2 m · 1 ft
- Length
- 0.4 m · 1 ft
- Weight
- 0 kg · 1 lb
- Found in
- Germany · Painten
- Food and walking
- Carnivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Avialae
The story in short
In 2017, C. Foth and O. W. M. Rauhut published the name Ostromia. The name honors a person tied to the fossil or its study.
Fossils referred to Ostromia date to the Late Jurassic (Tithonian), roughly 149.2 to 143.1 million years ago. Finds come from Germany, including the Painten Formation. It was a carnivore and walked on two legs.
Published estimates put Ostromia at a length near 0.4 m, hips about 0.2 m high, and a body mass around 0 kg.
On the family tree it sits in Avialae, among the theropod dinosaurs.
Close relatives
Alcmonavis
Alcmonavis poeschli
Late Jurassic (Tithonian) · roughly 149.2 to 143.1 million years ago
Archaeopteryx
Archaeopteryx lithographica
Late Jurassic (Tithonian) · roughly 149.2 to 143.1 million years ago
Jeholornis
Jeholornis prima
Early Cretaceous (Barremian · Aptian) · roughly 125.8 to 113.2 million years ago