The Uintatherium was an exceptionally large and exceptionally ugly ungulate that lived during the Eocene epoch
Uintatherium Scientific Classification
Uintatherium Physical Characteristics
Uintatherium Distribition

Uintatherium Summary & Dimension

The Uintatherium was an incredibly huge and extremely awful ungulate that lived throughout the Eocene date, which was in between 56 and 34 million years back.

It loafed 5.6 feet high at the shoulder, was 13 feet long, and evaluated over 4,000 extra pounds or over 2 lots. It had strong legs to sustain its weight and a durable body just like that of a modern-day rhinoceros. Nevertheless, among the distinctions in between the Uintatherium and the modern-day rhinoceros is the head. The head of Uintatherium was significant and was both level in position and dipped internal in others, something hardly ever seen in a creature. The bones of the head were thick, so thick that there was very little room left for its mind. In spite of the dimension of the animal’s head, it was lighter than it looked as a result of a variety of openings, or sinuses.

The Uintatherium likewise had huge canine teeth in its top jaw. These were larger in males than females and possibly utilized for protection, as the animal was an herbivore. Like modern-day giraffes, males had ossicones that grew from their heads, though the Uintatherium had actually 6 rather than the giraffe’s 2. Ossicones are various from the horns of rhinocerouses because they are bony frameworks covered with skin. The horns of rhinocerouses are made from keratin, a compound that comprises finger nails.

Though it’s alluring to presume that Uintatherium relates to the rhinoceros, it possibly had not been. Researchers are still attempting to determine simply which living animal the monster is very closely pertaining to.

Beginning of Its Name

Uintatherium indicates “monster of the Uinta Hills.” The Uinta Hills belong to the Rocky Hills. They are near where the initial fossils of the animal were found and cover a location in northeast Utah and component of southerly Wyoming. Therium originates from the Greek words for “monster” or “wild animal” which are thēríon or thḗr

Diet– What Did the Uintatherium Eat?

Like modern-day rhinocerouses, the Uintatherium was an herbivore and appeared to have actually concentrated on marine plants. Its lengthy canine teeth might have aided it draw these plants out of the water. The teeth might likewise have actually been valuable in removing plants by their origins.

Environment– When and Where It Lived

The uintatheriums are fascinating due to the fact that both species stayed in 2 various locations of the globe at 2 various times. The genus was extant basically throughout the Eocene date, yet U. anceps stayed in the USA throughout the very early and center component of the date while U. insperatus stayed in China from the center to late component of the date. Fossils have actually been discovered in Utah, The Golden State, Texas, and Wyoming, and in China’s Henan District.

Evaluating by its teeth, which are normally crucial to what an animal consumes, Uintatherium possibly stayed in marshes where it might eat soft marine plants. Conserve those pooches, its teeth were little and not truly geared up to procedure plants with challenging stems.

A skeletal system of Uintatherium anceps on display screen in Fukui Prefectural Dinosaur Gallery. Uintatherium lived via much of the Eocene date.Roaming Toki/Shutterstock. com

Hazards And Predators

Similar to modern-day rhinocerouses, it was possibly unadvisable for also a peak killer to handle an expandedUintatherium If the animal ran in herds like elephants, predation was much more not likely. Unwell, aging, and infant Uintatheriums that had actually been divided from their mommies might have gotten on the diet of some late Eocene predators such as Andrewsarchus, the biggest meat-eating animal that ever before lived. Yet this monster stayed in Mongolia and might or might not have actually ever before entered call with China’s U. insperatus

Discoveries and Fossils– Where It was Located

The initial Uintatherium fossils were discovered by W. N. Wann in Wyoming’s Bridger Container. They were just a couple of little bits of head and horn, yet over the following twenty years, even more of the animal was discovered. It was offered a fantastic listing of names prior to Uintatherium was picked, consisting of Titanotherium, Tinoceras, Octotomus, Ditetrodon, and Uintamastix. There remained in truth a little a “bone battle” in between paleontologists Edward Cope and Othniel Charles Marsh over the fossils of Uintatherium and various other primitive animals in the late 19th century.

The Bridger Container was and is relatively bountiful in the fossils of animals that lived throughout the Eocene date, and lots of fossilized Uintatherium bones have actually been discovered there. Currently there are a great variety of Uintatherium skeletal systems on display screen. One goes to the Utah Area Residence of Nature, one more goes to the French National Gallery of Nature, and still, one more is discovered in Washington D.C.’s Smithsonian National Gallery of Nature.

Termination– When Did It Pass away Out?

Uintatherium passed away out in the Bartonian age of the Eocene date, which was in between 41 and 38 million years back. Because humans weren’t around to trigger its termination, paleontologists think it was just outcompeted by various other megafauna such as Megacerops.

Similar Animals to the Uintatherium

There were numerous animals that resembledUintatherium They consist of:

  • Megacerops— This leviathan developed in The United States and Canada in the last component of the Eocene date. An internet browser like Uintatherium was also bigger. It stood 8 feet at the shoulder and might be 16 feet long and evaluated 3.6 lots.
  • Embolotherium — This animal likewise lived throughout the late Eocene and was discovered in Inner and Outer Mongolia. It had an exceptionally odd, lengthy head that looked like a damaging ram. It stood around as high as megacerops and evaluated over 2 lots. Some researchers think that the animal’s damaging ram was really a resonator and was as well breakable to be utilized for protection.
  • Elasmotherium — Though the animals currently stated might have looked like rhinoceros, elasmotherium really was a rhinoceros. It got here behind Uintatherium and was about throughout the late Pleistocene date, as just recently as 39,000 years back. It was discovered in China and as much west as the Caucasus Hills. Unlike various other rhinocerouses, this animal’s legs were long sufficient to permit it to correctly trot.
  • Arsinotherium— Arsinotherium likewise stayed in the late Eocene and right into the very early Oligocene dates, yet unlike the various other animals detailed it stayed in North Africa. It was a little bit smaller sized than the others, standing 5.7 feet high and with a size of regarding 10 feet yet was noteworthy for a set of impossibly significant horns over its nose and 2 little handles over its eyes.


  1. Wikipedia, Available here: https://en.wikipedia.org/wiki/Uintatherium
  2. Prehistoric Wildlife, Available here: http://www.prehistoric-wildlife.com/species/u/uintatherium.html
  3. ThoughtCo, Available here: https://www.thoughtco.com/uintatherium-profile-1093289
  4. Smithsonian, Available here: https://www.si.edu/object/nmnhpaleobiology_3381715

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