2005年，渔民出海捕捞凤尾鱼、鲑鱼以及黄尾鱼时，开始发现渔猎之中出现了越前水母这种巨大的生物。
Nomura's jellyfish first arrived in Japanese waters in 2005 when fisherman out looking for anchovies, salmon and yellowtail began finding large numbers of the gelatinous creatures in their nets.
与在化石记录14亿年前出现的称为Grypania spiralis的第一种真正的多细胞生物相比，这些标本还要更早。
The specimens predate the first truly multicellular organism, called Grypania spiralis, which appeared in the fossil record 1.4 billion years ago.
1亿年前，三叠纪(the Triassic period)结束，此时又出现一次陆地和海洋生物的大灭绝。
The Triassic period ended 210m years ago with another mass extinction of land animals and sea creatures.
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