New Wiwaxia material from the Tsinghsutung Formation (Cambrian Series 2) of Eastern Guizhou, China SUN, HAI-JING ; ZHAO, YUAN-LONG ; PENG, JIN ; YANG, YU-NING Abstract Publication: Geological Magazine Pub Date: March 2014 DOI: 10.1017/S0016756813000216 Bibcode: 2014GeoM..151..339S