Stegopelta Facts
Pronunciation: STEG-oh-PEL-tah
Name meaning: Roofed Shield
| Diet | Herbivore |
| Height | 1m |
| Length | 3m |
| Weight | 500 kg |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Ankylosaur |
| Location | North America |
Stegopelta was an ankylosaur that lived during the Early Cretaceous period, approximately 100.5 million years ago. This armoured dinosaur roamed the ancient landscapes of what is now Wyoming, USA, during a time when much of North America was covered by inland seas and lush coastal plains.
As an ankylosaur, Stegopelta would have been a heavily armoured, plant-eating dinosaur that walked on four sturdy legs. Like other members of this group, it likely possessed rows of bony plates and spikes embedded in its skin for protection against predators. The dinosaur's name, meaning 'roofed shield', reflects this characteristic armoured appearance that made ankylosaurs some of the most well-defended creatures of their time.
Stegopelta was a herbivore that fed on the ferns, cycads, and early flowering plants that grew in its Cretaceous environment. Its low-slung body and small head were perfectly adapted for browsing on low-growing vegetation. The dinosaur's teeth were designed for cropping and processing tough plant material rather than chewing, so it likely swallowed stones to help grind food in its stomach.
Unfortunately, our knowledge of Stegopelta is limited because it is known only from partial skeletal remains. This makes it difficult for palaeontologists to determine its exact size, specific armour arrangement, and other detailed characteristics with certainty.
What made Stegopelta distinctive?
Stegopelta possessed the typical ankylosaur features of heavy body armour consisting of bony plates and spikes embedded in the skin. However, specific distinguishing features are uncertain due to the fragmentary nature of the fossil remains.
Behaviour
Stegopelta likely lived as a peaceful herbivore, spending much of its time browsing on low-growing plants. When threatened by predators, it would have relied on its heavy armour plating and possibly defensive spikes for protection.
Discovery
Stegopelta was first described by Lull in 1905. The original fossils were discovered at Belle Fourche Member of the Frontier Formation, Fremont County, Wyoming, USA.
Stegopelta FAQ
What did Stegopelta eat?
Stegopelta was a herbivore that fed on the plants available during the
Early Cretaceous period, including ferns, cycads, and early flowering plants. It would have browsed on low-growing vegetation using its small head and specialised teeth designed for cropping plant material.
How big was Stegopelta?
Based on the limited fossil evidence, Stegopelta is estimated to have been around 3 metres long and about 1 metre tall at the hip, weighing approximately 500 kilograms. However, these measurements are uncertain due to the fragmentary nature of the remains.
When did Stegopelta live?
Stegopelta lived during the
Early Cretaceous period, approximately 100.5 million years ago. This was a time of warm global climate and high sea levels, with much of North America partially flooded by shallow seas.
Where was Stegopelta found?
Stegopelta fossils were discovered in the Belle Fourche Member of the Frontier Formation in Fremont County, Wyoming, USA. This rock formation preserves an important record of
Early Cretaceous life in North America.
How do you pronounce Stegopelta?
Stegopelta is pronounced 'STEG-oh-PEL-tah', with emphasis on the first syllable. The name rolls off the tongue quite easily once you break it down into its three syllables.
What does Stegopelta mean?
Stegopelta means 'roofed shield', combining the Greek words 'stego' meaning roof and 'pelta' meaning shield. This name refers to the protective bony armour plates that covered the dinosaur's back and sides like a shield or roof.
How fast could Stegopelta run?
The running speed of Stegopelta is unknown due to incomplete fossil evidence. However, like other ankylosaurs, it was likely a slow-moving dinosaur, built more for defence than speed, probably capable of only a lumbering walk or slow trot.
What type of dinosaur was Stegopelta?
Stegopelta was an ankylosaur, specifically classified in the family Nodosauridae. These were heavily armoured, plant-eating dinosaurs known for their protective bony plates and defensive capabilities rather than offensive weapons.
Was Stegopelta related to birds?
Stegopelta belonged to the Ornithischia group of dinosaurs, which were not directly ancestral to birds. Birds evolved from theropod dinosaurs in the Saurischia group, making Stegopelta only distantly related to modern birds through their common dinosaurian ancestry.
How many Stegopelta fossils have been found?
Very few Stegopelta fossils have been discovered - the genus is known only from partial skeletal remains from a single location in Wyoming. This limited fossil evidence is why Stegopelta is considered a nomen dubium by many palaeontologists.
