Dino card No. 0955 of 2,027

Kelumapusaura

Say it: keh-LOO-mah-poo-SORE-uh

Name means: “red earth lizard”1

Ate: PlantsDuck-billsLate Cretaceous

Kelumapusaura was a duck-billed dinosaur that lived in what is now Patagonia, Argentina. It grew up to 9 metres long and probably travelled in herds.1 2

Lived

72 to 66 million years ago4

Late Cretaceous

Fossils found in

Río Negro Province, Patagonia, Argentina1 2

Food

Plants2

Length

8 to 9 m1 3

estimate

When did it live?

Triassic

Jurassic

Cretaceous

252 million years ago20114566, the asteroid

How big was it?

How long was it?

as long as 2 cars parked in a rowas long as 50 bananas end to end

How big was Kelumapusaura compared to YOU?

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cool stuff

Fun facts

Kelumapusaura is known from a bonebed containing many individuals, suggesting it lived in groups.1

Its name comes from the Mapudungun word for 'red earth', because the fossils were found in red-coloured rocks.1

This dinosaur lived during the very end of the Cretaceous Period, about 72 to 66 million years ago.2

Kelumapusaura belonged to a group of South American duck-billed dinosaurs called Austrokritosauria.1

It shared its home with titanosaurs, abelisaurids, and other dinosaurs in the Allen Formation.1

AI-made picture of Kelumapusaura — An AI-made picture of how Kelumapusaura might have looked, made by a computer from what scientists know. It is a guess: the real animal may have looked different, and nobody knows its true colours.

you asked

Most asked questions about Kelumapusaura

?How big was Kelumapusaura?

About 8 to 9 metres (26 to 30 ft) long. That is roughly as long as a school bus.1 3

?What did Kelumapusaura eat?

It was a herbivore, meaning it ate plants. As a duck-billed dinosaur, it likely ate tough vegetation.4

?When did Kelumapusaura live?

It lived during the very end of the Cretaceous Period, about 72 to 66 million years ago.1

?Where was Kelumapusaura found?

Its fossils were discovered in the Allen Formation of Río Negro Province, Patagonia, Argentina.1 4

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For dino experts

Scientific name: Kelumapusaura
Named by: Rozadilla et al. 20214
Group: Duck-bills
Family / clade: Hadrosauridae4
Classification: Ornithischia > Ornithopoda > Iguanodontia > Hadrosauridae4
Age of the rocks: 72 to 66 million years (Maastrichtian)4
Rock formations: Allen4
Countries: Argentina4
Fossil records: 1 in the Paleobiology Database4
Discovery: Kelumapusaura was named in 2021 by Rozadilla and colleagues based on fossils from the Allen Formation in Argentina.2 1
Still debated: Scientists are still debating exactly how Kelumapusaura is related to other duck-billed dinosaurs from South America and North America.3

Where the facts come from

Kelumapusaura (en.wikipedia.org)
PBDB Taxon (paleobiodb.org)
A new hadrosaurid (Dinosauria: Ornithischia) from the Late Cretaceous of northern Patagonia and the radiation of South American hadrosaurids: Journal of Systematic Palaeontology: Vol 19, No 17 (tandfonline.com)
Kelumapusaura in The Paleobiology Database (CC BY 4.0): age, places, rock formations, classification.

Every fact on this page has a number that points to its source. If we got something wrong, sorry, we are dino fans, not a science journal. Tell us at [email protected] and we will fix it.

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