Rhedosaurus

Fictional dinosaur

The Rhedosaurus is a fictional dinosaur that debuted in the 1953 monster film The Beast from 20,000 Fathoms, directed and co-written by Eugène Lourié. The Rhedosaurus is depicted as a giant, destructive, prehistoric reptile that is immune to most modern artillery in its major on-screen appearance, and would later appear in the 1977 science fiction film Planet of Dinosaurs.

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