Field Museum paleontologist leads study on two new dinosaurs from China
...epresents a "missing link" in the fossil record of tyrannosaur
dinosaurs. Large tyrannosaurs that lived near the ... huge gap between these early and late chapters of tyrannosaur
According to Mark Norell ...eds light on the missing 40 to 50 million years of tyrannosaur
evolution." Xiongguanlong is unusual among tyranno...
Tyrannosaur survivorship -- tough times for teens
...elp explain why so few bones of young adults have been found. "One implication of these findings is that the previously mysterious rarity of sub-adult tyrannosaur
specimens is due to their exceptionally low mortality rates," said Currie.
Some people have speculated that tyrannosaurs must have rocketed to adu...
FSU biologist says new dinosaur is oldest cousin of Tyrannosaurus rex
...on of its ancestors –?small therapod dinosaurs known as coelurosaurs that were the closest relatives of modern-day birds.
"It's not only the oldest tyrannosaur
but also the sexiest," Erickson said, what with its flashy crest atop its small head –?an extravagant ornament likely used only for attraction and dis...
Tyrannosaur in other areas
Tyrannosauroidea - Wikipedia, the free encyclopedia
... the free encyclopedia (Redirected from Tyrannosaur
) Jump to: navigation, search ... The earliest known tyrannosaur
from the Lower Cretaceous of Thailand" ...
Tyrannosauridae - Wikipedia, the free encyclopedia
This is one of the few examples of two tyrannosaur
genera coexisting. ... Nanotyrannus, a new genus of pygmy tyrannosaur
, from the latest Cretaceous of Montana. ...
tyrannosaur: Definition from Answers.com
any of a group of predatory dinosaurs that lived from the late Jurassic Period (about 150 million years ago) to the latest Cretaceous Period (about 65 million years ago), at which time they reached their greatest dominance. Most tyrannosaurs were large predators, with very large, high skulls approaching or well exceeding a full metre (more than three feet)...