Liopleurodon were fast swimmers that lived entirely under water, but they had no gills
Liopleurodon Scientific Classification
Scientific name
Liopleurodon ferox
Liopleurodon Physical Characteristics
2,200–3,700 lb
Liopleurodon Distribition

Liopleurodon is a genus of huge meat-eating reptiles that lived from the Center to Late Jurassic duration (concerning 160 million years ago) in a primitive sea that covered the majority of existing- day Europe. Although this huge animal lived along with the dinosaur, it had not been one. It came from a team of aquatic reptiles referred to as plesiosaurs. Fossils of the Liopleurodon have actually been discovered throughout numerous places in England, France, and Germany.

Summary and Dimension

Liopleurodon is a genus of meat-eating aquatic reptiles that lived throughout the Jurassic duration. It came from the order Plesiosauria. Researchers have actually organized the old order of aquatic reptiles right into 2 households: pliosaurs and plesiosaurs. The Liopleurodon remains in the previous classification. Like the various other pliosaurs, it had a lengthy head, a brief neck, and a thick upper body with lengthy fins. This contrasts with the plesiosaur’s unbelievably lengthy neck and brief upper body.

The name of this aquatic reptile implies “smooth- sided teeth” in Greek. Paleontologists appointed this name to the animal based upon 3 smooth- sided teeth fossils recuperated from a community in France in 1873. Each of the teeth had to do with 3 inches long, with no recognizing attributes. This is why researchers describe it as smooth- sided.

This reptile was a pinnacle killer in its time, many thanks to its huge dimension. Although earlier quotes of this reptile’s dimension were very overstated, researchers have actually considering that remedied this to a much more conventional array. Approximating the specific dimension has actually been a little hard due to restricted postcranial fossils. Paleontologists think that the head of the pliosaurs had to do with one- 7th of their body. Based upon this proportion, the size of the Liopleurodon has actually been approximated to be around 33 ft. Nevertheless, most would certainly have a typical dimension of 16- 23 ft. Their weight has to do with 2,200 to 3,700 pound.

In addition to their huge head, an additional remarkable element of the Liopleurodon’s makeup is their solid paddle- like arm or legs. This 4- fin propulsion was particular of all plesiosaurs. They were all effective swimmers, with the fins providing remarkable velocity.

Liopleurodon a carnivorous marine reptile
Liopleurodon was a meat-eating aquatic reptile with a lengthy head, brief neck, thick upper body and lengthy fins.Michael Rosskothen/Shutterstock. com

Diet – What Did Liopleurodon Eat?

Liopleurodon was a predator and a pinnacle killer that ruled the Jurassic seas for a number of million years. With such a substantial head and powerful jaws, this reptile would certainly have ate pressure effective adequate to remove several various other aquatic dinosaurs.

Paleontologists likewise assume this animal was a well- adjusted seeker due to the fact that it had an excellent feeling of odor. They pertained to this final thought based upon the plan of the Liopleurodon’s nostrils which recommends that they can scent victim also when it was still out of their aesthetic array, similar to sharks can do today. The Liopleurodon’s diet included primitive aquatic reptiles like the Kimmerosaurus It would certainly have consumed fish, squids, and various other smaller sized aquatic animals.

Liopleurodon attacks Ichthyosaurus - Liopleurodon was a giant marine reptile that hunted Ichthyosaurus dinosaurs in Jurassic Seas
Liopleurodon was a predator and a pinnacle killer with a bite pressure effective adequate to remove several various other aquatic dinosaurs.Catmando/Shutterstock. com

Environment – When and Where It Lived

The Liopleurodon was a totally marine reptile that lived concerning 160 million years earlier throughout the Jurassic duration. At the time, the majority of existing- day western Europe was covered by a superficial body of water with a flourishing population of plesiosaurs and pliosaurs. Like several various other aquatic reptiles of their time, Liopleurodon did not have a gill despite the fact that they lived totally undersea. This implies they needed to damage the surface area every so often to take a gulp of air like existing- day aquatic creatures, such as whales.

Dangers and Predators

Offered the huge dimension of the Liopleurodon, it’s uncertain if it would certainly have had any type of all-natural opponents that allowed sufficient to take it on other than participants of its very own clade. Bigger plesiosaurs probably exploited smaller sized ones fairly regularly.

Discoveries and Fossils – Where Liopleurodon Was Found

The significant emphasize of Liopleurodon’s exploration was their smooth teeth, which did not have any type of specifying functions. Remarkably, paleontologists had actually discovered smooth- tooth fossils similar to this also prior to the Liopleurodon was formally called. Much of these finds were incorrectly credited various other plesiosaurs.

In 1873, Henri Emile Sauvage ultimately created the genus Liopleurodon after uncovering 3- inch- lengthy teeth fossils near Boulogne- sur- Mer, France. He discovered the fossils in rock layers going back to the Jurassic duration. The species was provided the name Liopleurodon ferox

Later on, researchers discovered an additional tooth fossil concerning 2.8 inches long in Charly, France. It was provided the name Liopleurodon grossouvrei They found the 3rd near Caen, France, which was called Liopleurodon bucklandi

Liopleurodon smooth-sided teeth fossils
The name Liopleurodon implies “smooth- sided teeth” in Greek. Paleontologists appointed this name based upon teeth fossils recuperated in France in 1873.Ghedoghedo, CC BY- SA 4.0 << sa/4.0& gt;, using Wikimedia Commons – Permit

Termination – When Did It Pass away Out?

In spite of being pinnacle predators in their time, Liopleurodons ultimately shed their supremacy by the beginning of the Cretaceous duration concerning 150 million years earlier. The appearance of the mosasaurs, a team of savage and much better adjusted aquatic reptiles, intimidated the supremacy of the plesiosaurs. With time, they outcompeted Liopleurodon and their close relatives. By the time the Cretaceous– Tertiary termination took place concerning 65 million years earlier, they had just about vanished.

Similar Animals to the Liopleurodon

Similar dinosaurs to the Liopleurodons consist of:

  • Megacephalosaurus: Megacephalosaurus is an extinct pliosaur genus with a substantial head. It resided in the Western Inside Seaway of The United States And Canada throughout the Cretaceous and was amongst the biggest aquatic reptiles ever before.
  • Plesiosaurus: This is a genus of extinct aquatic reptiles that lived throughout the Very early Jurassic. They’re understood for their lengthy neck, which is dramatically longer than the Pliosaurs.
  • Ichthyosaurus: This is a big team of fish- like aquatic reptiles that resided in Europe from the very early Jurassic to the Late Jurassic.

Associated Animals


  1. Dinopedia, Available here:
  2. CriiterFacts, Available here:
  3. Wikipedia, Available here:

Relate animals

Abyssinian Guinea Pig

They are one of the oldest breeds of guinea pig

Ackie Monitor

The ackie monitor has a spiny tail which it uses as in self-defense.


The Albertonectes had the longest neck out of other Elasmosaurids.

American Bully

Though the American bully was bred to look intimidating, it makes an extremely friendly family pet!

Latest Animal News