Balang Formation

The Balang formation, is a Cambrian Period geological formation, which outcrops in western Hunan and eastern Guizhou in southern China. It contains Burgess Shale-type soft-bodied fossils. It is intermediate in age between the Chengjiang and Kaili lagerstatten. It contains a low diversity of trilobites.^[1][2]

Balang Formation
Stratigraphic range: Cambrian Stage 4 PreꞒ Ꞓ O S D C P T J K Pg N
An Isoxys specimen from the Balang Formation.
Type	Geological formation
Thickness	100 m (330 ft) to 658 m (2,159 ft)
Lithology
Primary	Shale, Calcareous mudstone
Other	Limestone, Siltstone
Location
Country	China