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genusaurus: carnivore dinosaur from the Cretaceous era

Genusaurus Facts

Pronunciation: JEE-nuh-SORE-us

Name meaning: Knee lizard

Diet	Carnivore
Height	2m
Length	4m
Weight	200 kg
Environment	Land
Era	Cretaceous
Period	Early Cretaceous
Type	Theropod
Location	France

Genusaurus was a fierce theropod dinosaur that prowled the forests of what is now France during the Early Cretaceous period, roughly 112 to 100 million years ago. This predator lived during the Albian stage, making it one of the earlier members of the abelisaurid family to appear in the fossil record.

As a theropod, Genusaurus walked on two powerful hind legs and possessed sharp claws and teeth designed for hunting other dinosaurs. It measured approximately 4 metres in length and stood about 2 metres tall at the hip, making it a medium-sized predator of its time. Like other theropods, it would have been an active hunter with keen senses and swift reflexes.

The fossils of Genusaurus were discovered in southeastern France, providing valuable insight into the dinosaur communities that existed in Europe during the Early Cretaceous. This discovery was particularly significant as it helped scientists understand how abelisaurid theropods were distributed across different continents during this period.

As a carnivore, Genusaurus would have fed on smaller dinosaurs, early mammals, and other vertebrates that shared its environment. Its discovery has contributed to our understanding of theropod evolution and the diversity of predatory dinosaurs that existed in Early Cretaceous Europe.

What made Genusaurus distinctive?

Genusaurus possessed the characteristic features of abelisaurid theropods, including a robust skull and powerful leg bones. The knee region, which gives the dinosaur its name, showed distinctive anatomical features that helped scientists identify it as a new genus.

Behaviour

As a theropod predator, Genusaurus would have been an active hunter, likely stalking prey through the Early Cretaceous forests of France. It probably used its powerful legs for quick bursts of speed when pursuing smaller dinosaurs and other animals.

Fun Facts About Genusaurus

Genusaurus was one of the first abelisaurid dinosaurs discovered in France, expanding our knowledge of where these predators lived.
The name Genusaurus comes from the distinctive knee bone that was part of the original fossil discovery.
Genusaurus lived about 10-20 million years earlier than many of its famous abelisaurid relatives from South America and Africa.
The discovery of Genusaurus helped prove that abelisaurid theropods had a much wider geographic distribution than previously thought.
Genusaurus fossils were found in rocks that also contained early flowering plant fossils, showing it lived during a time of major plant evolution.

Scientific Classification

Phylum	Chordata
Class	Saurischia
Family	Abelisauridae
Genus	Genusaurus

Discovery

Genusaurus was first described by Accarie, Beaudoin, Dejax, Friès, Michard and Taquet in 1991. The original fossils were discovered at Alpes-de-Haute-Provence, southeastern France.

Genusaurus FAQ

What did Genusaurus eat?

Genusaurus was a carnivore that hunted other dinosaurs, early mammals, and various vertebrates that lived in Early Cretaceous France. As a theropod predator, it used its sharp teeth and claws to catch and kill its prey.

How big was Genusaurus?

Genusaurus was a medium-sized theropod, measuring approximately 4 metres in length and standing about 2 metres tall at the hip. It weighed an estimated 200 kilograms, making it smaller than famous predators like Tyrannosaurus but still a formidable hunter.

When did Genusaurus live?

Genusaurus lived during the Early Cretaceous period, specifically during the Albian stage, approximately 112 to 100 million years ago. This makes it one of the earlier abelisaurid theropods in the fossil record.

Where was Genusaurus found?

Genusaurus fossils were discovered in southeastern France, specifically in the Alpes-de-Haute-Provence region. This discovery was significant as it was one of the first abelisaurid theropods found in Europe.

How do you pronounce Genusaurus?

Genusaurus is pronounced 'JEE-nuh-SORE-us', with emphasis on the first syllable. The name flows naturally when broken down into its three parts: GEE-nu-saurus.

What does Genusaurus mean?

Genusaurus means 'knee lizard' in Latin. The name refers to the distinctive knee bone that was part of the original fossil discovery, which helped scientists identify this as a new genus of dinosaur.

How fast could Genusaurus run?

The exact running speed of Genusaurus is not known, as scientists need more complete fossil remains to make accurate estimates. However, as a theropod predator, it would have been capable of quick bursts of speed when hunting prey.

What type of dinosaur was Genusaurus?

Genusaurus was a theropod dinosaur, specifically belonging to the Abelisauridae family. Theropods were bipedal, primarily carnivorous dinosaurs that included famous predators like Tyrannosaurus rex and Allosaurus.

Was Genusaurus related to birds?

Yes, as a theropod dinosaur, Genusaurus was part of the group that eventually gave rise to modern birds. All theropods, including Genusaurus, share common ancestry with birds, though Genusaurus itself lived millions of years before the first modern birds appeared.

How many Genusaurus fossils have been found?

Genusaurus is known from limited fossil material, primarily consisting of leg bones including the distinctive knee bone that gave it its name. More complete remains would help scientists better understand this Early Cretaceous predator.