Dinosaurs · Large ornithopod

Muttaburrasaurus

Say it MUT-a-BURR-a-SORE-us. The name means ‘Muttaburra lizard’.

Muttaburrasaurus beside a person 1.75 m tall. Ticks mark every metre.Body shape drawn for this site, showing the general build of large ornithopods

Length: 7 m
Diet: Plant-eater
When: Early Cretaceous110 to 100 million years ago
Fossils found in: Australia
Named by: Bartholomai and Molnar (1981)
Family tree: Dinosauria › Ornithischia › Ornithopoda › Euornithopoda › Iguanadontia › Euiguanadontia › Dryomorpha › Ankylopollexia › Iguanodontoidea

Where Muttaburrasaurus sits in the age of dinosaurs.Periods from the ICS chart; dinosaur dates from the Natural History Museum

Large ornithopods. Big plant-eaters that walked on two or four legs, including the duck-billed dinosaurs. See all 36

Lived at the same time

Other large ornithopods

Ouranosaurus Early Cretaceous
Tenontosaurus Early Cretaceous
Eolambia Late Cretaceous
Fukuisaurus Early Cretaceous
Lurdusaurus Early Cretaceous
Probactrosaurus Early Cretaceous
Protohadros Late Cretaceous
Aralosaurus Late Cretaceous

Source: Muttaburrasaurus in the Natural History Museum Dino Directory, read 12 November 2026. Sizes are the museum's estimates for a typical adult. "Lived at the same time" lists dinosaurs whose dates overlap, which does not always mean they met.