Comparison Illustration (image) University of Arkansas Share Print E-Mail Caption This is a typical guenon (Allenopithecus), left, compared to how large Nanopithecus browni, middle, would have been. Typical domestic cat included for scale comparison. Credit Illustration created by Carol Ward Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.