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long-neck giant
Perijasaurus
Say it like this: “peh-ree-HAH-SAWR-us”
Perijasaurus lapaz
Perijasaurus ate plants and walked on four legs. It lived in the Early Jurassic · Middle Jurassic. Bones have been found in CO.
- When
- Early Jurassic · Middle Jurassic (Toarcian · Aalenian) · roughly 184.2 to 170.9 million years ago
- Named in
- 2022 · Rincón, A. F.; Raad Pájaro, D. A.; Jiménez Velandia, H. F.; Ezcurra, M. D.; Wilson Mantilla, J. A.
- Hip height
- 2.5 m · 8 ft
- Length
- 13 m · 43 ft
- Weight
- 6 tonnes
- Found in
- CO · La Quinta
- Food and walking
- Herbivore · Four legs
- Kind
- long-neck giant · Sauropod
- Family branch
- Eusauropoda
The story in short
In 2022, A. F. Rincón and colleagues published the name Perijasaurus. The name means “perija lizard.”
Fossils referred to Perijasaurus date to the Early Jurassic · Middle Jurassic (Toarcian · Aalenian), roughly 184.2 to 170.9 million years ago. Finds come from CO, including the La Quinta Formation. It was a herbivore and walked on four legs.
Published estimates put Perijasaurus at a length near 13 m, hips about 2.5 m high, and a body mass around 6 tonnes.
On the family tree it sits in Eusauropoda, among the sauropod dinosaurs.
Close relatives
Algoasaurus
Algoasaurus bauri
Early Cretaceous (Berriasian · Valanginian) · roughly 143.1 to 132.6 million years ago
Atlasaurus
Atlasaurus imelakei
Middle Jurassic (Bathonian) · roughly 168.2 to 165.3 million years ago
Bagualia
Bagualia alba
Early Jurassic (Toarcian) · roughly 184.2 to 174.7 million years ago