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long-neck giant
Notocolossus
Say it like this: “NOT-o-cuh-LOSS-us”
Notocolossus gonzalezparejasi
Notocolossus ate plants and walked on four legs. It lived in the Late Cretaceous. Bones have been found in Argentina.
- When
- Late Cretaceous (Coniacian · Santonian) · roughly 89.8 to 83.6 million years ago
- Named in
- 2016 · González Riga, B. J.; Lamanna, M. C.; Ortiz David, L. D.; Calvo, J. O.; Coria, J. P.
- Hip height
- 4.8 m · 16 ft
- Length
- 28 m · 92 ft
- Weight
- 40–75.9 tonnes
- Found in
- Argentina · Plottier
- Food and walking
- Herbivore · Four legs
- Kind
- long-neck giant · Sauropod
- Family branch
- Lognkosauria
The story in short
The genus Notocolossus dates to 2016, the year B. J. González Riga and colleagues described it. The name means “giant of the south.”
It lived in the Late Cretaceous (Coniacian · Santonian), roughly 89.8 to 83.6 million years ago. Finds come from Argentina, including the Plottier Formation. It was a herbivore and walked on four legs.
Published estimates put Notocolossus at a length near 28 m, hips about 4.8 m high, and a body mass around 40–75.9 tonnes.
On the family tree it sits in Lognkosauria, among the sauropod dinosaurs.
Close relatives
Argentinosaurus
Argentinosaurus huinculensis
Late Cretaceous (Cenomanian · Turonian) · roughly 100.5 to 89.8 million years ago
Drusilasaura
Drusilasaura deseadensis
Late Cretaceous (Cenomanian · Turonian) · roughly 100.5 to 89.8 million years ago
Futalognkosaurus
Futalognkosaurus dukei
Late Cretaceous (Turonian · Coniacian) · roughly 93.9 to 85.7 million years ago