No. Allosaurus and Tyrannosaurus Rex were of the same family, but not species. They are very similar and are often confused as each other.
As far as my research has led me, I can only conclude that Allosaurus evolved into Tyrannosaurus.
Spinosaurus, although both the Allosaurus and commonly known Tyrannosaurus Rex are close behind.
as long as it was
1905
There is one accepted species in the Allosaurus genus. Its full Latin (or scientific) name is Allosaurus fragilis.
allosaurus is hungry!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Allosaurus did not have horns.
a tyranosaurus is a theropod
by popping out of tyranosaurus' bottoms
40-43 feet
"allosaurus" (different lizard)
how many teeth does allosaurus have