In South China, the Late Sinian microbiolite (stromatolite, stratifera and oncolite etc.) are widely developed.Among them, the stromatolite is importent.

• 我国南方晚震旦世广泛发育有包括叠层石、层纹石和核形石等组成的微生物岩，其中以叠层石最为普遍；