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beaked plant-eater
Iani
Say it like this: “YAN-ee”
Iani smithi
Iani ate plants and walked on two legs. It lived in the Late Cretaceous. Bones have been found in the United States.
- When
- Late Cretaceous (Cenomanian) · roughly 100.5 to 93.9 million years ago
- Named in
- 2023 · Zanno, L. E.; Gates, T. A.; Avrahami, H. M.; Tucker, R. T.; Makovicky, P. J.
- Hip height
- 1.1 m · 4 ft
- Length
- 3.9 m · 13 ft
- Weight
- 150 kg · 331 lb
- Found in
- the United States · Cedar Mountain
- Food and walking
- Herbivore · Two legs
- Kind
- beaked plant-eater · Ornithopod
- Family branch
- Rhabdodontomorpha
The story in short
In 2023, L. E. Zanno and colleagues published the name Iani. The name honors a person tied to the fossil or its study.
It lived in the Late Cretaceous (Cenomanian), roughly 100.5 to 93.9 million years ago. Finds come from the United States, including the Cedar Mountain Formation. It was a herbivore and walked on two legs.
Published estimates put Iani at a length near 3.9 m, hips about 1.1 m high, and a body mass around 150 kg.
On the family tree it sits in Rhabdodontomorpha, among the ornithopod dinosaurs.
Close relatives
Ampelognathus
Ampelognathus coheni
Late Cretaceous (Cenomanian) · roughly 100.5 to 93.9 million years ago
Convolosaurus
Convolosaurus marri
Early Cretaceous (Aptian) · roughly 121.4 to 113.2 million years ago
Foskeia
Foskeia pelendonum
Early Cretaceous (Barremian · Aptian) · roughly 125.8 to 113.2 million years ago