<I>Birgeria americana</I> (IMAGE) University of Zurich Caption Possible look of the newly discovered predatory fish species Birgeria americana with the fossil oft he skull shown at bottom right. Credit Artwork: Nadine Bösch Usage Restrictions None License Licensed content 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.