Dino card No. 1011 of 2,027

Lapampasaurus

Say it: lah-PAM-pah-SORE-us

Name means: “La Pampa lizard”1

Ate: PlantsDuck-billsLate Cretaceous

Lapampasaurus was a duck-billed dinosaur that lived in what is now Argentina. It munched on plants with its wide, flat beak and walked on two legs or all fours.1 2

Lived

72 to 66 million years ago5

Late Cretaceous

Fossils found in

La Pampa Province, Argentina1 5

Food

Plants2 5

Length

5 to 6 m3

estimate based on sub-adult specimen

When did it live?

Triassic

Jurassic

Cretaceous

252 million years ago20114566, the asteroid

How big was it?

How long was it?

as long as 6 dogs nose to tailas long as 33 bananas end to end

How big was Lapampasaurus compared to YOU?

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cool stuff

Fun facts

Lapampasaurus lived about 76 to 70 million years ago, during the Late Cretaceous period.1

Its fossils include bones from the neck, back, hips, and tail, as well as parts of the front and back legs.1

The name Lapampasaurus honors the Argentine province of La Pampa, where the fossils were found.1

Only one species is known: Lapampasaurus cholinoi, named after fossil collector José Cholino.1

Lapampasaurus was a hadrosaurid, a group of dinosaurs often called duck-billed dinosaurs because of their flat beaks.1 2

AI-made picture of Lapampasaurus — An AI-made picture of how Lapampasaurus 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 Lapampasaurus

?What did Lapampasaurus eat?

It was a herbivore, meaning it ate plants. It used its wide, flat beak to munch on vegetation.4 5

?How big was Lapampasaurus?

Scientists estimate it was about 6 to 9 metres long, but no exact measurements are available. It was a medium sized duck billed dinosaur.5

?When did Lapampasaurus live?

It lived during the Late Cretaceous period, about 76 to 70 million years ago. Its fossils come from the Allen Formation in Argentina.1 5

?Where was Lapampasaurus found?

Its fossils were discovered in La Pampa Province, Argentina. The dinosaur is named after that province.1

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For dino experts

Scientific name: Lapampasaurus
Named by: Coria et al. 20125
Group: Duck-bills
Family / clade: Hadrosauridae5
Classification: Ornithischia > Ornithopoda > Iguanodontia > Hadrosauridae5
Age of the rocks: 72 to 66 million years (Maastrichtian)5
Rock formations: Allen5
Countries: Argentina5
Fossil records: 1 in the Paleobiology Database5
Discovery: Lapampasaurus was named in 2012 by Rodolfo Coria, Bernardo González Riga, and Silvio Casadío. The fossils were found in the Allen Formation of La Pampa, Argentina.1 5
Still debated: Scientists are not sure exactly how big Lapampasaurus was, because only a partial skeleton has been found.1

Where the facts come from

Lapampasaurus (en.wikipedia.org)
Lapampasaurus Coria et al. 2012 - Encyclopedia of Life (eol.org)
UN NUEVO HADROSÁURIDO (DINOSAURIA, ORNITHOPODA) DE LA FORMACIÓN ALLEN, PROVINCIA DE LA PAMPA, ARGENTINA (ameghiniana.org.ar)
Lapampasaurus cholinoi Coria et al. 2012 - Encyclopedia of Life (eol.org)
Lapampasaurus in The Paleobiology Database (CC BY 4.0): age, places, rock formations, classification.

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