Qiongzhusi Formation

Geology

Group: Meishucunian

Members: unnamed (19), Shiyantou (1), Wulonqing (1), Yu'anshan (1), Yuanshan (18), Yu’anshan (1)

Lithologies: not reported (8), mudstone (28), "shale" (2), siltstone (1), "limestone" (1), dolomite (1), phosphorite (1)

Paleoenvironments: marine indet. (9), carbonate indet. (2), offshore ramp (1), marginal marine indet. (15), coastal indet. (2), delta front (1), offshore (4)

Age range: base of the Tommotian to the top of the Atdabanian or 525.50000 to 516.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Cambrian538.8 - 509.0China (Yunnan) (213115 213116 213140)
Caerfai - St Davids538.8 - 497.0China (Yunnan) (9937 9939 9940 9941)
Meishucunian530.7 - 521.0China (Shaanxi) (6851)
Meishucunian530.7 - 521.0China (Yunnan) (107773)
Tommotian525.5 - 521.0China (Yunnan) (6818 6819 6817 9784 9785 9786)
Tommotian - Caerfai525.5 - 509.0China (Yunnan) (9783)
Atdabanian521.0 - 516.0China (Yunnan) (9938 96402 96403 96404 96405 96406 96407 96408 96409 96410 96411 96412 96413 96414 96415 96416)
Atdabanian521.0 - 516.0China (8332)
Nangaoian - Atdabanian521.0 - 516.0China (Yunnan) (96446)
Nangaoian521.0 - 514.0China (Shaanxi) (127672 129815)
Nangaoian521.0 - 514.0China (Yunnan) (127676 127727 127728 127729)
Atdabanian - Botomian521.0 - 512.9China (Yunnan) (9628)