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Misidentified Megarachne: Largest Spider Title Reclaimed!

2/6/2025

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Summary

Story summary

In 1980, palaeontologist Mario Hünicken unearthed Megarachne, once believed to be the largest spider. A 2005 analysis unveiled its true identity as a 34cm-long eurypterid, or sea scorpion, thriving in freshwater. Today, the title of the largest spider belongs to the formidable goliath birdeater, native to South America.

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Story summary

In 1980, palaeontologist Mario Hünicken unearthed Megarachne, once believed to be the largest spider. A 2005 analysis unveiled its true identity as a 34cm-long eurypterid, or sea scorpion, thriving in freshwater. Today, the title of the largest spider belongs to the formidable goliath birdeater, native to South America.