The sequence of them is ascendingly arranged as following: Lower Cambrain Chengjiang Lagerstatte, Sirius passet Lagerstatte, Middle Cambrian Kaili Lagertatte, Spence Lagerstatte, Burgess Lagerstatte, Wheeler Lagerstatte, and Marjum Lagerstatte.

• 该化石库时代早于Spence、Burgess化石库，是布尔吉斯页岩型化石库时代序列中重要的一环。