Allosaurus
"Allosaurus"
2004
Illustration board
5"x9"

Master RGB File:
2,778 pixels (9.3") high
5,404 pixels (18.0") wide
300 dpi resolution
43 Mb uncompressed

Image Use

Publication History


Essay

Allosaurus was the biggest carnivorous dinosaur of the Jurassic period. No other predatory dinosaur had ever grown so large and none would surpass it in size for fifty million years.

A fossil find in Utah has raised the possibility that Allosaurus was a pack hunter.

Vital Statistics

Genus Name: Allosaurus ("different lizard")
Type Species: * A. fragilis (Marsh, 1877)
Length: up to 38 feet (12 meters)
Weight: 1-3 tons
Time: 150-145 million years ago (Late Jurassic)
Place: Colorado, Montana, New Mexico, Oklahoma
  S. Dakota, Utah, Wyoming, Portugal
Diet: meat-eater (carnivore)


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