doushantuo 3,489 Report post Posted December 6, 2018 zhouzhitrilobarthropevolRSL.pdf Evolutional trends and Paleobiogography of the Ordovician Trilobite Ovalocephalus Korleva 1959 Zhou Zhiyi,Yuan Wenwei,Zhou Zhiqiang Proceedings of the Royal Society,B,2010,v.277,p.257-266 Share this post Link to post Share on other sites
