Normanniasaurus Facts
Pronunciation: nor-MAN-ee-ah-SORE-us
Name meaning: Normandy Lizard
| Diet | Herbivore |
| Height | 4m |
| Length | 12m |
| Weight | 8 tonnes |
| Environment | Land |
| Era | Cretaceous |
| Period | Early Cretaceous |
| Type | Sauropod |
| Location | France |
Normanniasaurus was a fascinating sauropod dinosaur that roamed the coastal plains of what is now northwestern France during the Early Cretaceous period, approximately 110 million years ago. This long-necked giant belonged to a group called titanosaurs, which were amongst the most successful sauropods of the Cretaceous period and would eventually become the dominant large herbivores across many continents.
As a sauropod, Normanniasaurus possessed the classic body plan that made these dinosaurs so successful: a tremendously long neck for reaching high vegetation, a relatively small head equipped with simple teeth for stripping leaves, a massive barrel-shaped body to house the enormous digestive system needed to process tough plant material, and a long tail that helped balance its lengthy neck. Estimates suggest this dinosaur reached lengths of around 12 metres and stood roughly 4 metres tall at the hip, weighing approximately 8 tonnes.
Living in the warm, humid climate of the Early Cretaceous, Normanniasaurus would have fed on conifers, ferns, and early flowering plants that were just beginning to diversify during this period. Its discovery in the Poudingue Ferrugineux Formation of Seine-Maritime provides valuable insights into the sauropod communities that existed in Europe during this time, when the continent was largely archipelagic with numerous islands separated by shallow seas.
What makes Normanniasaurus particularly significant is its position as a basal titanosaur, meaning it represents an early stage in the evolution of this highly successful group. This helps palaeontologists understand how titanosaurs developed the characteristics that would make them the dominant large herbivores of the later Cretaceous period.
What made Normanniasaurus distinctive?
Normanniasaurus possessed the typical titanosaur body plan with a long neck, small head, and robust build, though specific distinguishing features are difficult to determine from the limited fossil material. As a basal titanosaur, it would have lacked some of the more derived features seen in later members of the group.
Behaviour
Like other sauropods, Normanniasaurus likely spent most of its time feeding, using its long neck to browse vegetation at various heights. It probably lived in herds for protection against predators and may have migrated seasonally in search of fresh feeding grounds across the island environments of Early Cretaceous Europe.
Discovery
Normanniasaurus was first described by Ronan Allain and colleagues in 2017. The original fossils were discovered at Poudingue Ferrugineux Formation, Seine-Maritime, Normandy, France.
Normanniasaurus FAQ
What did Normanniasaurus eat?
Normanniasaurus was a herbivore that fed on the plants available in
Early Cretaceous France, including conifers, ferns, cycads, and early flowering plants. It used its long neck to reach vegetation at different heights and its simple, peg-like teeth to strip leaves from branches rather than chew them extensively.
How big was Normanniasaurus?
Normanniasaurus reached approximately 12 metres in length and stood about 4 metres tall at the hip. It weighed an estimated 8 tonnes, making it a medium-sized sauropod compared to some of the massive titanosaurs that would evolve later in the Cretaceous period.
When did Normanniasaurus live?
Normanniasaurus lived during the
Early Cretaceous period, specifically around 110.1 million years ago. This was a time when flowering plants were beginning to diversify and much of Europe consisted of islands separated by shallow seas.
Where was Normanniasaurus found?
Normanniasaurus was discovered in the Poudingue Ferrugineux Formation in Seine-Maritime, northwestern France. This region of Normandy has yielded important dinosaur fossils from the
Early Cretaceous period, providing insights into European dinosaur communities of that time.
How do you pronounce Normanniasaurus?
Normanniasaurus is pronounced 'nor-MAN-ee-ah-SORE-us'. The name flows quite naturally when broken down into syllables, with emphasis on the 'MAN' and 'SORE' parts.
What does Normanniasaurus mean?
Normanniasaurus means 'Normandy Lizard', named after the Normandy region of France where its fossils were discovered. This reflects the common practice of naming dinosaurs after their discovery locations, celebrating the local geological heritage.
How fast could Normanniasaurus run?
Like most large sauropods, Normanniasaurus was not built for speed. Its massive size and weight would have limited it to relatively slow walking speeds, probably no faster than a few kilometres per hour. Its survival strategy relied on size rather than speed for protection from predators.
What type of dinosaur was Normanniasaurus?
Normanniasaurus was a sauropod dinosaur, specifically a basal titanosaur. Sauropods were long-necked, plant-eating dinosaurs that walked on four legs. As a titanosaur, it belonged to the group that would become the most successful sauropods of the Cretaceous period.
Was Normanniasaurus related to birds?
Normanniasaurus was not directly ancestral to birds. As a sauropod, it belonged to a different major group of dinosaurs than the theropods from which birds evolved. However, all dinosaurs, including Normanniasaurus, share common ancestry and many fundamental characteristics with modern birds.
How many Normanniasaurus fossils have been found?
Normanniasaurus is known from limited fossil material found in the Poudingue Ferrugineux Formation. As is often the case with sauropod discoveries, the exact number and completeness of specimens is not widely detailed in popular sources, but the material was sufficient for scientists to identify it as a distinct genus and species.
