Haikou Formation

Geology

Members: unnamed (3), Unit 5 (2), Unit 6 (2)

Lithologies: not reported (2), mudstone (3), "shale" (1)

Paleoenvironments: marine indet. (2), terrestrial indet. (4)

Age range: base of the Eifelian to the top of the Late/Upper Givetian or 393.47000 to 382.31000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Eifelian393.47 - 387.95China (238390)
Givetian387.95 - 382.31China (Yunnan) (21219 22767)
Late/Upper Givetian383.4 - 382.31China (209616 209617 209618 209619)