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Related to Allosauridae: allosaurus


Any of various large carnivorous theropod dinosaurs of the family Allosauridae of the Jurassic and Cretaceous Periods, having a massive head with narrow jaws, hands with large claws, and sturdy legs with clawed feet. Also called allosaur.

[From New Latin Allosauridae, family name, from Allosaurus, type genus; see allosaurus.]

al′lo·saur′id adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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(2000): A new species of Allosaurus from the Morrison Formation of Dinosaur National Monument (UT-CO) and a revision of the Theropod family Allosauridae. PhD Thesis.