Notohypsilophodon Facts
Pronunciation: NO-toe-HIP-sill-oh-foe-don
Name meaning: Southern High-Crested Tooth
| Diet | Herbivore |
| Height | 0.8m |
| Length | 2.5m |
| Weight | 25 kg |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Ornithopod |
| Location | Argentina |
Notohypsilophodon was a small, plant-eating ornithopod dinosaur that roamed the forests of what is now Argentina during the Early Cretaceous period, approximately 100.5 million years ago. This nimble herbivore represents one of the few small ornithopod dinosaurs discovered in South America, making it particularly significant for understanding dinosaur diversity on the southern continent.
Standing roughly 80 centimetres tall at the hip and measuring about 2.5 metres in length, Notohypsilophodon was built for speed and agility. Its slender build, long legs, and lightweight frame suggest it was well-adapted for quick escapes from predators. The dinosaur possessed the characteristic features of ornithopods, including a beak-like mouth at the front of its jaws for cropping vegetation and cheek teeth designed for processing tough plant material.
As a herbivore, Notohypsilophodon would have fed on ferns, cycads, and early flowering plants that were beginning to diversify during the Early Cretaceous. Its teeth were well-suited for slicing through fibrous plant material, and like other ornithopods, it may have stored food in cheek pouches for more efficient processing. The dinosaur likely lived in small groups, remaining alert for theropod predators whilst foraging in the lush Cretaceous landscape.
What made Notohypsilophodon distinctive?
Notohypsilophodon possessed long, slender legs adapted for swift running, a lightweight build typical of small ornithopods, and distinctive high-crowned teeth that gave the genus its name. Its compact size and gracile frame distinguished it from larger ornithopods of its time.
Behaviour
Notohypsilophodon was likely a swift runner that relied on speed and agility to escape predators in the Early Cretaceous forests of Argentina. It probably lived in small herds for protection and would have been constantly alert whilst feeding on low-growing vegetation.
Discovery
Notohypsilophodon was first described by Rodolfo Coria in 1998. The original fossils were discovered at Bajo Barreal Formation, Chubut Province, Argentina.
Notohypsilophodon FAQ
What did Notohypsilophodon eat?
Notohypsilophodon was a herbivore that fed on the plants available in
Early Cretaceous Argentina, including ferns, cycads, and early flowering plants. Its high-crowned teeth were specially adapted for slicing through tough, fibrous vegetation.
How big was Notohypsilophodon?
Notohypsilophodon was a small dinosaur, standing about 80 centimetres tall at the hip and measuring approximately 2.5 metres in length. It weighed roughly 25 kilograms, making it one of the lighter ornithopod dinosaurs.
When did Notohypsilophodon live?
Notohypsilophodon lived during the
Early Cretaceous period, approximately 100.5 million years ago. This was a time when flowering plants were beginning to diversify and South America was an isolated continent.
Where was Notohypsilophodon found?
Notohypsilophodon fossils were discovered in the Bajo Barreal Formation in Chubut Province, Argentina. This fossil-rich formation has yielded many important South American dinosaur discoveries.
How do you pronounce Notohypsilophodon?
Notohypsilophodon is pronounced 'NO-toe-HIP-sill-oh-foe-don'. The name can be quite challenging to say, but breaking it down into syllables helps.
What does Notohypsilophodon mean?
Notohypsilophodon means 'Southern High-Crested Tooth', referring to both its South American location and its distinctive high-crowned teeth that were adapted for processing plant material.
How fast could Notohypsilophodon run?
While exact speed estimates are uncertain, Notohypsilophodon's long legs and lightweight build suggest it was built for swift running, likely capable of quick bursts of speed to escape predators.
What type of dinosaur was Notohypsilophodon?
Notohypsilophodon was an ornithopod dinosaur, belonging to the group of herbivorous dinosaurs known for their bird-like hips and plant-eating adaptations. It was originally classified within the Elasmariidae family.
Was Notohypsilophodon related to birds?
As an ornithopod dinosaur, Notohypsilophodon was not directly related to birds. Birds evolved from theropod dinosaurs, whilst Notohypsilophodon belonged to the ornithischian lineage of herbivorous dinosaurs.
How many Notohypsilophodon fossils have been found?
Notohypsilophodon is known from limited fossil material, which is typical for small dinosaurs whose delicate bones are less likely to preserve well. The exact number of specimens is not widely published in accessible sources.
