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sharp-clawed runner
Paralitherizinosaurus
Say it like this: “PA-ruh-li-thair-ih-ZIN-oh-SAWR-us”
Paralitherizinosaurus japonicus
Paralitherizinosaurus ate plants and walked on two legs. It lived in the Late Cretaceous. Bones have been found in Japan.
- When
- Late Cretaceous (Campanian) · roughly 83.6 to 72.2 million years ago
- Named in
- 2022 · Kobayashi, Y.; Takasaki, R.; Fiorillo, A. R.; Chinzorig, T.; Hikida, Y.
- Hip height
- Not established
- Length
- 3.7 m · 12 ft
- Weight
- Not established
- Found in
- Japan · Osoushinai
- Food and walking
- Herbivore · Two legs
- Kind
- sharp-clawed runner · Theropod
- Family branch
- Therizinosauridae
The story in short
Paralitherizinosaurus was formally named in 2022 by Y. Kobayashi and colleagues. The name means “tidal scythe lizard.”
Fossils referred to Paralitherizinosaurus date to the Late Cretaceous (Campanian), roughly 83.6 to 72.2 million years ago. Finds come from Japan, including the Osoushinai Formation. It was a herbivore and walked on two legs.
Published estimates put Paralitherizinosaurus at a length near 3.7 m.
On the family tree it sits in Therizinosauridae, among the theropod dinosaurs.
Close relatives
Duonychus
Duonychus tsogtbaatari
Late Cretaceous (Cenomanian–Santonian) · roughly 100.5 to 83.6 million years ago
Erlikosaurus
Erlikosaurus andrewsi
Late Cretaceous (Turonian · Coniacian · Santonian) · roughly 93.9 to 83.6 million years ago
Nanshiungosaurus
Nanshiungosaurus brevispinus
Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago