Changhsingien false Changhsingien Changhsingian 252 Changhsingian 192 Changhsingien r3b Monde Lucas & Shen 2018; https://doi.org/10.1144/SP450.3 true CHAN 178 2091 h.bressan@brgm.fr Hélène Bressan Changhsingian 2020-11-20T15:39:27.611Z 2019-03-25T13:23:23.152Z 8 2022-12-08T06:54:22.424Z 2019-03-25T13:21:09.024Z