“尾巴”群中的两个，仍留嵌在其出生的星云中，可以被看作是红色小点。

Two of the tail clusters, which are still embedded in their birth clouds, can be seen as red dots.

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扬子区早志留世珊瑚群与澳大利亚东部、北美东部同期珊瑚也有一定的相似性。

There are also resemblances among Early Silurian rugose coral faunas of the Yangtze region, eastern Australia, and eastern North America to some extent.

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地质和地球化学研究结果认为，铝土矿的成矿物质来源于下志留统韩家店群的水云母泥、页岩。

The geological and geochemical study results indicate that the metallogenetic materials came from the hydromica mudstones and shales of the Hanjiadian Group of Lower Silurian System.

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