The specimen was collected from the grayish-green mudstone and shale of the Upper part, the Lower Member of the Middle Triassic Tongchuan Formation (Tr2t), Tongchuan region, Shaanxi Province, China.
化石标本采自于陕西铜川中三叠世铜川组下段上部的灰绿色泥岩和页岩。
The specimen was collected from the grayish-green mudstone and shale of the Upper part, the Lower Member of the Middle Triassic Tongchuan Formation (Tr2t), Tongchuan region, Shaanxi Province, China.
化石标本采自于陕西铜川中三叠世铜川组下段上部的灰绿色泥岩和页岩。
应用推荐