Amargasaurus Scientific Classification
Scientific name
Amargasaurus cazaui
Amargasaurus Physical Characteristics
Amargasaurus Distribition

Have you ever before seen a full skeletal system of an all new species of dinosaur?

When paleontologists found the Amargasaurus in 1984 in Argentina, they were impressed that the undamaged fossilized skeletal system consisted of a fragmented head. This herbivore was a Sauropod that lived throughout the Cretaceous duration and also is just one of one of the most- researched dinosaurs of the moment as a result of the outstanding and also full sampling.

Amargasaurus Species, Kind, and also Scientific Name

There is just one well-known species of Amargasaurus, understood by its scientific name Amargasaurus cazaui It belonged to the Dicraeosauridae family and also the Diplodocoidea superfamily. These dinosaurs all had lengthy necks and also lengthy tails. They consisted of well- understood dinosaurs such as the Apatosaurus.

Amargasaurus belonged to the Sauropoda clade, recognizing it as a Sauropod. Sauropods are characterized by strolling on all 4 legs, having long necks and also tails, and also having tiny heads about their plus size. Amargasaurus came from the Chordata phylum and also Animalia kingdom.

Summary and also Dimension

While various other Sauropods were several of the biggest dinosaurs of perpetuity, Amargasaurus was a little bit smaller sized than its loved ones. It was around 30 feet long from the top of its head to the pointer of its tail. It did have a lengthy neck and also tail about the remainder of its body. Its neck was not rather as lengthy as the Apatosaurus or Brontosaurus however was still well-known as a Sauropod attribute.

It considered about 4- 5 loads, on the smaller sized side for a Sauropod. This was still a big dinosaur, nonetheless.

Among one of the most distinguishing characteristics of the Amargasaurus was the dual row of bony spikes on its back. It was just one of couple of Sauropods to have this attribute. Researchers believed these may have resembled a sail, and now think that they were most likely covered in keratin like various other spiked dinosaurs. They aren’t certain what function these offered however might have assisted with protection or made the Amargasaurus show up savage to predators.

The Amargasaurus’ surges went the whole size of their neck and also reduced around their shoulder blades. The highest of these spikes gauged around 2 feet in size and also were found on the Amargasaurus’ neck. They were round at the base and also tapered on top.

Amargasaurus had long teeth that helped it tear leaves, branches, and other vegetation from plants.
Amargasaurus had lengthy teeth that aided it tear fallen leaves, branches, and also various other plants from plants.

Elenarts/Shutterstock. com

Diet– What Did Amargasaurus Eat?

Just the back section of the Amargasaurus head was protected, making it harder for scientists to identify precisely what it consumed. They can utilize their understanding of relevant Sauropods along with resemblances and also distinctions in bone framework to figure out that the Amargasaurus was an herbivore that consumed plants.

The Dicraeosaurus is one of the most carefully relevant dinosaur with full head pieces. This dinosaur had lengthy teeth that aided it tear fallen leaves, branches, and also various other plants from plants. The Amargasaurus likely had a comparable framework and also consumed the very same diet.

Sauropods were several of the biggest and also highest dinosaurs of their day, able to get to high up right into trees for food. While the Amargasaurus was a little bit smaller sized and also much shorter than a few other Sauropods, this aided it capitalize on the mid- elevation plant. The varying dimensions were most likely one manner in which all Sauropods advanced to live and also make it through throughout the very same primitive duration.

Environment– When and also Where It lived

Researchers understand a great deal concerning when and also where Amargasaurus lived as a result of their exploration of such a full sampling. It resided in modern-day- day Argentina throughout the Very Early Cretaceous Duration. This duration covered 145 to 100.5 million years back. The Amargasaurus fossil that paleontologists found can be dated to in between 129 and also 122 million years back.

Researchers do not understand far more concerning the environment of this dinosaur since it was just discovered in one area and also dated to once duration. It might have advanced from various other dinosaurs residing in that location or moved as land changed throughout primitive times.

Risks As Well As Predators

The Amargasaurus most likely had less predators to emulate than a few other dinosaurs of the Cretaceous as a result of the spikes on their necks. These might have served as a deterrent to strikes by simply showing up strong or given defense if an Amargasaurus was struck.

Amargasaurus needed to take on various other herbivores for food. This consisted of taking on various other Amargasauruses. Researchers think that the majority of dinosaurs taken part in competitors with others of their species for companions also. This consisted of theAmargasaurus If a grown-up Amargasaurus was hurt throughout these screens or battles, it might have been fatal.

Youthful Amargasaurus

Like various other dinosaurs, the Amargasaurus laid eggs. When their young were still in their eggs, various other dinosaurs might have taken them for food. Youthful and also old Amargasauruses were likewise vulnerable to predators since they might not combat them off as conveniently. Nonetheless, adolescent samplings have actually not been found, so scientists do not understand if they were birthed with their bony spikes or created them as they expanded.

Discoveries and also Fossils– Where It was Discovered

The Amargasaurus has among one of the most interesting exploration tales of all dinosaurs. Paleontologist Jose Bonaparte’s 1984 group consisted of Guillermo Rougier, that discovered a nearly totally undamaged fossilized skeletal system of an all new kind of dinosaur in the La Amarga Development in Argentina.

What made this exploration so remarkable is that a lot of the bones, consisting of the vertebrae, were discovered in their initial areas. Some were also still attached to every various other. However, the front component of the head was not there and also components of the tail were likewise missing out on. Researchers utilized their understanding of various other dinosaurs to analyze the items continuing to be and also recognized that they were considering a brand-new species of Sauropod.

The main identifying and also classification came later on in the very early 1990s. Given that this preliminary exploration, nothing else Amargasaurus samplings have actually been discovered. Thankfully, researchers can find out a great deal concerning this species, consisting of when and also exactly how it lived, by researching the solitary sampling that they have. Since they just have one fossil to research, nonetheless, they do not understand quite concerning the different phases of its life.

Termination– When Did It Pass away Out?

Since there is just one well-known sampling, it is difficult to state when the Amargasaurus went extinct. It lived throughout the Very early Cretaceous Duration, around 130 to 120 million years back. At the end of the Cretaceous Duration, 66 million years back, all dinosaurs went extinct as a result of a certain termination occasion that produced a glacial period.

Whether the Amargasaurus went extinct prior to this is unidentified. If they did, it is most likely as a result of competitors for sources, diminishing populaces, or various other all-natural occasions.

Comparable Animals to The Amargasaurus

Various other Sauropods connected to the Amargasaurus consist of:

  • Dicraeosaurus: This mid- sized Sauropod was carefully pertaining to the Amargasaurus as one more participant of the Dicraeosauridae family. Their necks were much shorter however they had comparable attributes. Researchers make use of the Dicraeosaurus head to approximate what the full Amargasaurus head resembled.
  • Apatosaurus: This dinosaur is just one of the most effective understood and also most well-known Sauropods. It was likewise among the biggest, at approximately 75 feet long. It did not have spikes on its neck like the Amargasaurus however did have a lengthy neck and also tail.


  1. Ogden’s George S. Eccles Dinosaur Park, Available here:
  2. Natural History Museum, London, Available here:
  3. Western Australian Museum, 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