Trace fossil evidence for Ediacaran bilaterian animals with complex behaviors Chen, Zhe ; Zhou, Chuanming ; Meyer, Mike ; Xiang, Ke ; Schiffbauer, James D. ; Yuan, Xunlai ; Xiao, Shuhai Abstract Publication: Precambrian Research Pub Date: January 2013 DOI: 10.1016/j.precamres.2012.11.004 Bibcode: 2013PreR..224..690C