Lusotitan

Say it LOO-so-tie-tan. The name means ‘Lusitanian titan’.

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

Length: 21 m
Weight: 30 tonnes
Diet: Plant-eater
Walked: On 4 legs
When: Late Jurassic150 to 143 million years ago
Fossils found in: Portugal
Family tree: Dinosauria › Saurischia › Sauropodomorpha › Sauropoda › Macronaria › Titanosauriformes › Brachiosauridae

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

Sauropods. Long-necked, four-legged plant-eaters, the biggest animals ever to walk on land. See all 59

Lived at the same time

Other sauropods

Brachytrachelopan Mid Jurassic
Camarasaurus Late Jurassic
Dicraeosaurus Late Jurassic
Apatosaurus Late Jurassic
Brachiosaurus Late Jurassic
Diplodocus Late Jurassic
Euhelopus Late Jurassic
Europasaurus Late Jurassic

Source: Lusotitan 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.