Some paleontologists claim that the discovery of what appear to be feathers in the fossil of an Archosaur could force a revision of current theories on the phylogeny of Archosaurs, alter conceptions of dinosaur skin surfaces, and require scholars to credit birds with a far earlier origin than previously thought.

This quiz set has 75+ questions.

It is very, very challenging to score highly on the Verbal section. Scores above 44 are rare; anywhere in the 45 to 51 range puts you in the top 1% of test-takers.