Dapingian
Age
- Base: 470.0 Ma (GTS 2012), 471.8 Ma (GTS 2004)
- Top: 467.3 Ma (GTS 2012), 468.1 (GTS 2004)
- Duration: 2.7 Ma (GTS 2012), 3.7 (GTS 2004)
Global stratotype section and point (GSSP)
- Locality: Huanghuachang Section, NE of Yichang city, Hubei Province, S. China (30.8605°N, 110.3740°E)
- Boundary level: 10.57 m above base of the Dawan Formation
- Correlation events: Conodont FAD of Baltoniodus triangularis
- Status: Ratified 2007, Episodes 28/2, p. 105 – 117, 2005; Episodes 32/2, p. 96-113, 2009
GSSP for the Dapingian Stage, and Middle Ordovician, at Huanghuachang, Hubei, South China. Photo by Olle Hints.