In detail

The Stegosaurus - Wanted Poster


Surname: Stegosaurus
Other names: /
Latin name: Stegosaurus
class: Reptiles
size: up to 9m body length
mass: unknown
Older: unknown
Appearance: Tail and back spines, color of the skin unknown
Sexual dimorphism: Yes
Nutrition type: Herbivore (herbivor)
food: Leaves, softwoods, mosses, ferns
distribution: North America, Europe
original origin: unknown
Sleep-wake rhythm: diurnal
habitat: ?
natural enemies: unknown
sexual maturity: unknown
mating season: unknown
clutch size: unknown
social behavior: unknown
Threatened with extinction: Extinct
Further profiles of animals can be found in the Encyclopaedia.

Interesting facts about the Stegosaurus

  • Stegosaurus describes a representative of the Vogelbeckendinosaurier or Ornithischia, which the earth in the time of the Upper Jurassic, so about 155 to 140 million years ago populated.
  • The name comes from ancient Greek and means translated as "Dachechse".
  • Fossil evidence indicates that the area of ​​distribution of Stegosaurus in the modern North of the United States and in southern Europe, especially Portugal was.
  • With a body length of over nine meters Stegosuarus was the largest member of the Stegosauridae.
  • He moved on four legs, the hind legs being much longer than the front limbs.
  • The most striking feature of Stegosaurus was its double-rowed, up to sixty centimeters high bone plates, which ran from the neck approach to the base of the tail along the entire back.
  • At the tail end Stegosaurus also had several sharp and large spines, which probably served him to defend against attackers.
  • Stegosaurus showed a rather unusual posture, as he moved forward with his tail high in the air and his head near the ground.
  • The strong back muscles probably enabled Stegosaurus to stand on his hind legs and pick the leaves of tall trees.
  • In contrast to the long and massive body reached the head a size of just four inches. The brain of Stegosaurus was only about the size of a walnut.
  • In 1877, the US paleontologist Othniel Charles Marsh first succeeded in describing the remains of Stegosaurus found in Wyoming and Colorado. It took another fourteen years before he finally found the first complete skeleton.
  • As a pure herbivore, Stegosaurus probably fed on conifers, various fruits, ferns, palm leaves and mosses.
  • Stegosaurus had for a herbivorous dinosaur relatively small teeth with sawn edges that could crush the plant material only.
  • In order to be able to completely digest the plant food, there were probably millstones in the stomach, so-called gastrolites.