Pelecanimimus Facts
Pronunciation: PEL-eh-kan-ih-MY-mus
Name meaning: Pelican Mimic
| Diet | Omnivore |
| Height | 0.8m |
| Length | 2.5m |
| Weight | 25 kg |
| Speed | 30 km/h |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Theropod |
| Location | Spain |
Pelecanimimus was a remarkable theropod dinosaur that lived during the Early Cretaceous period, approximately 126 million years ago, in what is now Spain. This fascinating creature was part of the ornithomimosaur group, dinosaurs known for their bird-like appearance and ostrich-like build, but Pelecanimimus stood out as one of the most primitive members of this family.
What made Pelecanimimus truly extraordinary was its mouth full of tiny, sharp teeth - over 220 of them! This was highly unusual, as most other ornithomimosaurs were completely toothless with beak-like jaws. The dinosaur measured about 2.5 metres in length and stood roughly 80 centimetres tall at the hip, making it a relatively small but agile predator. Its long, slender legs suggest it was built for speed, likely capable of running at around 30 kilometres per hour.
Pelecanimimus had an omnivorous diet, using its numerous small teeth to catch small animals like fish, insects, and possibly small reptiles, whilst also feeding on plants, seeds, and fruits. The preservation of its fossil was exceptional, revealing details of soft tissues including what appears to have been a throat pouch similar to that of a pelican, which gives the dinosaur its name meaning 'pelican mimic'.
Living in the lush, subtropical environment of Early Cretaceous Spain, Pelecanimimus inhabited river plains and lakeshores where it could hunt for fish and forage for a variety of food sources. Its discovery has provided crucial insights into the early evolution of ornithomimosaurs and how they transitioned from toothed to toothless forms.
What made Pelecanimimus distinctive?
Pelecanimimus was distinguished by having over 220 tiny, sharp teeth - more than any other ornithomimosaur - packed into its elongated jaws. It also possessed what appears to have been a throat pouch similar to a pelican's, and had the typical long-legged, bird-like build of early ornithomimosaurs.
Behaviour
Pelecanimimus likely spent much of its time near water sources, using its numerous small teeth to catch fish and aquatic prey. It was probably a fast runner that could quickly escape from larger predators, and may have used its possible throat pouch to store food or water like modern pelicans.
Discovery
Pelecanimimus was first described by Bernardino Pérez-Moreno in 1994. The original fossils were discovered at Las Hoyas Formation, Cuenca, Spain.
Pelecanimimus FAQ
What did Pelecanimimus eat?
Pelecanimimus was omnivorous, eating both plants and animals. Its numerous small, sharp teeth were perfect for catching fish, insects, and small reptiles, whilst it could also feed on plants, seeds, and fruits. The combination of teeth and its possible throat pouch suggests it was well-adapted for a varied diet that included aquatic prey.
How big was Pelecanimimus?
Pelecanimimus was a relatively small dinosaur, measuring about 2.5 metres in total length and standing roughly 80 centimetres tall at the hip. It weighed approximately 25 kilograms, making it much smaller than famous theropods like
Tyrannosaurus rex, but typical in size for early ornithomimosaurs.
When did Pelecanimimus live?
Pelecanimimus lived during the
Early Cretaceous period, approximately 125.77 million years ago. This places it in the Barremian stage of the Cretaceous, making it one of the earliest known ornithomimosaurs and providing important insights into the early evolution of this dinosaur group.
Where was Pelecanimimus found?
Pelecanimimus was discovered in Spain, specifically in the Las Hoyas Formation in the province of Cuenca. This area was a subtropical lakeside environment during the
Early Cretaceous and has yielded exceptionally well-preserved fossils due to the fine-grained limestone deposits.
How do you pronounce Pelecanimimus?
Pelecanimimus is pronounced 'PEL-eh-kan-ih-MY-mus'. The name breaks down into sections: 'Pelecan' (like pelican) and 'imus' (meaning mimic), so you can remember it as 'pelican mimic' which reflects its distinctive throat pouch.
What does Pelecanimimus mean?
Pelecanimimus means 'pelican mimic' in Latin. This name was chosen because the dinosaur appeared to have a throat pouch similar to modern pelicans, which was preserved in the exceptional fossil. The name reflects this distinctive feature that set it apart from other ornithomimosaurs.
How fast could Pelecanimimus run?
Based on its long, slender leg bones and lightweight build typical of ornithomimosaurs, scientists estimate that Pelecanimimus could run at speeds of around 30 kilometres per hour. This speed would have been essential for escaping larger predators and pursuing quick prey like fish and small animals.
What type of dinosaur was Pelecanimimus?
Pelecanimimus was a theropod dinosaur, specifically belonging to the ornithomimosaur group (family Ornithomimidae). It was one of the most primitive members of this group, which explains why it retained numerous teeth while later ornithomimosaurs became completely toothless with beak-like jaws.
Was Pelecanimimus related to birds?
Yes, as a theropod dinosaur, Pelecanimimus was part of the group that gave rise to modern birds. Ornithomimosaurs like Pelecanimimus were particularly bird-like in their appearance and behaviour, with long legs, slender necks, and likely quick, agile movements, showing the evolutionary path towards modern birds.
How many Pelecanimimus fossils have been found?
Only one nearly complete skeleton of Pelecanimimus has been discovered, found in the Las Hoyas Formation of Spain in 1994. However, this single specimen is exceptionally well-preserved, showing not just bones but also impressions of soft tissues like skin and the famous throat pouch, making it incredibly valuable for scientific study.
