A Long-Ago Ancestor: A Little Fish, With Jaws to Come

Additional info: <a href="http://phys.org/news/2014-06-fossil-jaws-vertebrates.html" rel="nofollow">http:&#x2F;&#x2F;phys.org&#x2F;news&#x2F;2014-06-fossil-jaws-vertebrates.html</a><p><a href="http://phys.org/news/2014-06-oldest-fish-world-million-years.html" rel="nofollow">http:&#x2F;&#x2F;phys.org&#x2F;news&#x2F;2014-06-oldest-fish-world-million-years...</a>