Diabase-porphyrite was the splitting product of passive margin of Gondwana Continent in Late Jurassic.

辉绿玢岩是冈瓦纳被动陆缘在晚古生代裂解的产物。

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The paleogeography was dominated by the supercontinent of Gondwana to the south, the continent of Siberia to the north, and the early formation of the small supercontinent of Euramerica in between.

古地理学认为地球南部主要是冈瓦那大陆，北部是西伯利亚大陆，而早期形成的较小的欧美大陆位于它们之间。

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Subsequently the family - or perhaps a single species - moved across the super-continent of Gondwana into what is now South America.

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