The new discovery has scientists and paleontologists working around the clock to complete their dig. They only have one year left on their current agreement with land owners.
"We thought we'd try to step things up a bit and bring out a large tractor to pull away some of the sediment from the hill as quickly as possible and it worked," said Derek Main of the University of Texas-Arlington.
To date, more dinosaur fossils have been recovered from the Arlington Archosaur site than from any other site in the Dallas-Fort Worth area.
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