Antrodemus
Order: Saurischia · Suborder: Theropoda · Infraorder: Tetanurae · Family: Allosauridae
Scientists debate whether Antrodemus and Allosaurus are the same animal.
More Jurassic-period dinosaurs →
Reference background: Natural History Museum, London — Dinosaurs; Smithsonian National Museum of Natural History — Dinosaurs; American Museum of Natural History — Dinosaurs & Fossils. Figures are typical published ranges; taxonomy follows the source era and modern consensus is noted where it differs. See our sources & fact-check policy.
Frequently asked questions
What does Antrodemus mean?
The name Antrodemus means “Strongly Framed”. It is pronounced an-tro-DEE-mus.
When did Antrodemus live?
Antrodemus lived during the Late Jurassic.
Was Antrodemus a carnivore or a herbivore?
Antrodemus was a carnivore.
How big was Antrodemus?
Antrodemus was about 39.3 feet (12 meters) long, around 16.4 feet (5 meters) tall, weighing up to 8,000 lbs (3,630 kg).
Related dinosaurs
Other dinosaurs from the Allosauridae family.
Compare the dinosaurs
See size, diet, period and family for hundreds of dinosaurs side by side.
Compare dinosaurs →