Cetiosauriscus

Say it see-tee-oh-SORE-is-kuss. The name means ‘like whale lizard’.

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

Length: 15 m
Diet: Plant-eater
When: Mid Jurassic175 to 160 million years ago
Fossils found in: England
Named by: von Huene (1927)
Family tree: Dinosauria › Saurischia › Sauropodomorpha › Sauropoda › Diplodocoidea

Where Cetiosauriscus 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

Found in Britain. Fossils of Cetiosauriscus have been found in the United Kingdom. Read about how Britain moved across the globe in Britain's journey.

Lived at the same time

Cetiosaurus · same country
Proceratosaurus · same country
Eustreptospondylus · same country
Megalosaurus · same country
Bellusaurus
Monolophosaurus
Yuanmousaurus
Gasosaurus

Other sauropods

Amygdalodon Mid Jurassic
Rhoetosaurus Mid Jurassic
Bellusaurus Mid Jurassic
Cetiosaurus Mid Jurassic
Datousaurus Mid Jurassic
Shunosaurus Mid Jurassic
Yuanmousaurus Mid Jurassic
Lapparentosaurus Mid Jurassic

Source: Cetiosauriscus 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.