The author suggests that the Zhiluo Formation belongs to the typical fluvial sedimentary facies, which cab be further refined to the channel, flood-plain and backswamp microfacies.

• 研究认为，直罗组属典型的河流相沉积，进一步可细分为河床亚相、河漫滩亚相和漫滩沼泽亚相。