Haestasaurus

Say it like this: “HAY-stuh-SOR-us”

Haestasaurus becklesii

Haestasaurus ate plants and walked on four legs. It lived in the Early Cretaceous. Bones have been found in the United Kingdom.

Quiz me on Haestasaurus

When: Early Cretaceous (Valanginian) · roughly 137.1 to 132.6 million years ago
Named in: 2015 · Upchurch, P.; Mannion, P. D.; Taylor, M. P.
Hip height: Not established
Length: 9 m · 30 ft
Weight: Not established
Found in: the United Kingdom
Food and walking: Herbivore · Four legs
Kind: long-neck giant · Sauropod
Family branch: Eusauropoda

The story in short

In 2015, P. Upchurch and colleagues published the name Haestasaurus. The name honors a person tied to the fossil or its study.

It lived in the Early Cretaceous (Valanginian), roughly 137.1 to 132.6 million years ago. Finds come from the United Kingdom. It was a herbivore and walked on four legs.

Published estimates put Haestasaurus at a length near 9 m.

On the family tree it sits in Eusauropoda, among the sauropod dinosaurs.

Close relatives

Algoasaurus

Algoasaurus bauri

Early Cretaceous (Berriasian · Valanginian) · roughly 143.1 to 132.6 million years ago

Atlasaurus

Atlasaurus imelakei

Middle Jurassic (Bathonian) · roughly 168.2 to 165.3 million years ago

Bagualia

Bagualia alba

Early Jurassic (Toarcian) · roughly 184.2 to 174.7 million years ago