Late Cretaceous: The Hell Creek Dinosaurs - Statistics

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  • This quiz has been taken 73 times
  • The average score is 8 of 15
Answer Stats
Hint Answer % Correct
For a long time, this apex predator was the largest land predator known to science, and still the most popular dinosaur in pop culture. tyrannosaurus
98%
This animal is by far the most well-known ceratopsian dinosaur, and it was one of the last dinosaurs, found in rocks right up to the extinction event. triceratops
96%
This large hadrosaurid was known as trachodon for a long time, and then anatosaurus, before landing on its current name. edmontosaurus
85%
This herbivorous dinosaur was once thought to use its thick head to headbutt rivals in mating rituals. pachycephalosaurus
63%
Bones of this ostrich mimic dinosaur have been found in many sites from the upper Cretaceous rocks, but little is known about their diet and habits. In art, they are often seen running in the background behind the more famous dinosaurs. struthiomimus
60%
The awesomely named brachychampsa was what type of swamp dwelling animal that shared the water with the dinosuars? alligator
56%
This is the most well-known of the large tank-like dinosaurs that lived in Hell Creek. They are known for their boney armour covering their backs and their boney club tails. ankylosaurus
56%
There were many other types of creatures sharing the late Cretaceous forests with the famous Hell Creek dinosaurs. Obamadon, chamops, and the giant palaeosaniwa are all extinct species of what kind of reptile? lizards
54%
This animal is the second largest dromaeosaurid known, after Utahraptor. dakotaraptor
52%
Adocus, peckemys, and gilmoremys are all extinct species of what aquatic animal found in the late Cretaceous Hell Creek rocks? turtles
52%
This small ceratopsian dinosaur, whose name means "little horn face," was a two-meter long forest dwelling herbivore of the late Cretaceous. leptoceratops
37%
This metatherian mammal was not much bigger than a large North American opossum, it was a very large mammal by Cretaceous standards, likely hunting dinosaur hatchlings and other small vertebrates. It is seen doing so in the BBC series Walking with Dinosaurs. didelphodon
33%
Now these trees only grow in a narrow part of Argentina and Chile, but their spiny leaves have been found fossilized in rocks from Hell Creek, showing they once covered the western hemisphere. monkey puzzle trees
31%
This tiny treeshrew-like creature may have been the oldest discovered relatives of primates. It was first described from a specimen found at Purgatory Hill, thus its name. purgatorius
27%
This redwood relative had fossilized cones found in Hell Creek rocks. It was thought to be extinct until it was found living in China in the mid twentieth century by a Japanese naturalist. It is now a popular ornimental tree all over the world. metasequoia
10%
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