Oil isn't the only thing Oklahomans have pulled out of the ground. Show your state pride or get an OK souvenir that celebrates local scientific discoveries!
The official state dinosaur of Oklahoma is a species called Acrocanthosaurus atokensis, a large carnivorous theropod. It is named after the location where it was originally discovered—Atoka County, OK.
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Species: Acrocanthosaurus atokensis
Era: Early Cretaceous (116–110 million years ago)
Location: N. America, concentrated in Oklahoma
Most Acrocanthosaurus specimens have been found throughout Oklahoma, Texas, and Wyoming. It grew up to 38 ft (11.5 m) long from snout to tail tip and weighed over 6 tons fully-grown. Its long, narrow skull was over 4 ft (1.3 m) in length. It was likely an apex predator of its territory.