[1] Polish Acad Sci, Inst Systemat & Evolut Anim, Krakow, Poland
[2] Yunnan Univ, Inst Palaeontol, Yunnan Key Lab Palaeobiol, Kunming 650500, Peoples R China
[3] Yunnan Univ, MEC Int Joint Lab Palaeobiol & Palaeoenvironment, Kunming 650500, Peoples R China
[4] Univ Bonn, Inst Meteorol, D-53115 Bonn, Germany
[5] Univ Ostrava, Fac Sci, Dept Biol & Ecol, Chittussiho 10, CZ-71000 Slezska Ostrava, Czech Republic