Many of the planet’s species went extinct, but the crurotarsans weathered the storm.
地球上的很多物种都灭绝了，但是crurotarsan平安的渡过了这次危机。
Why the early dinosaurs survived while the crurotarsans perished is not known, said Whiteside.
为什么早期的恐龙幸存下来了，而鳄踝初龙却灭绝了？ 怀特塞德表示还没有找到原因。
Then, 25 million years after that, in what’s known as the Triassic-Jurassic extinction event, the crurotarsans and at least half of all other animal species vanished.
这次撞击2500万年后，也就是三叠纪-侏罗纪灭绝事件中，crurotarsan和其它至少一半的动物都灭绝了。
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