image: Two Gogo placoderms: Eastmanosteus (grey) and Compagopicis (brown). This image relates to a paper that appeared in the June 13, 2013, issue of Science Express, published by AAAS. The paper, by Kate Trinajstic at Curtin University in Perth, WA, Australia, and colleagues was titled, "Fossil Musculature of the Most Primitive Jawed Vertebrates." view more
Credit: [Image © Brian Choo]