Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
It was first described by a partial hindlimb and forelimb that came out of the Denver Formation.
Source: https://www.5280.com/a-dinosaur-lovers-guide-to-colorado/