Suspect Profiles

Try to determine the likely culprits of the attack in Dinosaur Valley State Park. Tune in to the Webcast for more clues to the mystery


Deinonychus, Image courtesy of Fort Worth Museum of Science and History


Name - Deinonychus
Description - 10 feet long, 150 pounds, huge 5 inch-long claw on each of hind feet, dagger-like saw-edged teeth and powerful front limbs armed with sharp claws.
Habits - probably traveled in packs, meat-eater.
Last seen - Early Cretaceous, about 105 million years ago, Central Texas.



Coelophysis, one of the very first meat-eating, lizard_hip dinosaurs.

Name - Coelophysis
Description - 10 feet, 60 pounds, small, agile, fast-moving, moved in large packs.
Habits - meat-eater taking smaller prey and larger ones by team effort.
Last seen - Late Triassic, about 220 million years ago, Texas Panhandle, although many skeletons found in New Mexico.


Pleurocoelus, the Texas state dinosaur.
Image courtesy of the Fort Worth Musueum of Science and History



Name - Pleurocoelus
Description - 45 feet, 10 tons, giant dinosaur that probably walked on its front toes.
Habits - traveled in groups
Last seen - Early Cretaceous, about 105 million years ago, Central Texas.



Tenontosaurus could walk on two legs, but stood on four to eat.

Name - Tenontosaurus
Description - 20 feet, 1 ton, powerful, tail, may have used for defense. An ornithopod, capable of standing on two legs. Known as an ornithopod. Nicknames: "bird foot" or "duck-bill"
Habits - plant eater. Teeth of Deinonyshcus often seen with bones of Tenontosaurus.
Last seen - Early Cretaceous, 110 - 105 million years ago, Central Texas.

Acrocanthosaurus standing on two feet

Name - Acrocanthosaurus
Description - 30 feet, 3 tons, very sharp serrated teeth, powerful front forelimbs and sharp claws, spiny ridge along back.
Habits - meat-eater, may also have been a scavenger.
Last seen -Early Cretaceous, about 105 million years ago, Central Texas.



Tyranosaurus Rex, standing on two feet

Name - Tyrannosaurus
Description - 39 feet, 6.5 tons, powerful, sharp teeth, large head. Considered extremely dangerous!
Habits - solitary meat-eater, probably also ate carrion (dead meat).
Last seen - Late Cretaceous, 65 million years ago, Big Bend region.




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