The allochthon consists of the Presinian,Sinian and Cambrian system.The autochthon comprises the Devonian and Carboniferous system.
推覆构造的外来系统为前震旦系、震旦系和寒武系,原地系统为泥盆系和石炭系。
英语百科
Ediacaran
The Ediacaran Period (pronunciation: /iːdiˈækərən/), named after the Ediacara Hills of South Australia, is the last geological period of the Neoproterozoic Era and of the Proterozoic Eon, immediately preceding the Cambrian Period, the first period of the Paleozoic Era and of the Phanerozoic Eon.