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This Is The Largest Spider Fossil And It's Terrifying

Happy #FossilFriday. You're welcome.

Posted on April 3, 2015, at 5:09 p.m. ET

Meet Mongolarachne jurassica. This extinct species is the largest fossilized spider ever found.

The first specimen was described in 2011. The second was described in 2013. The one on the left is a male and the one on the right is a female.
Paul A. Selden / Via en.wikipedia.org

The first specimen was described in 2011. The second was described in 2013. The one on the left is a male and the one on the right is a female.

There are only two known specimens. Both are about 160 million years old and lived during the time of the dinosaurs. They were buried by volcanic ash.

Nobu Tamura (modified to include spider) / Via spinops.blogspot.com

They were pretty big.

Paul A. Seden (scale bar added) / Via en.wikipedia.org

For scale, here's a rough estimate of what it would have looked like if it were to crawl on Justin Bieber's forehead.

Getty Images
Getty Images
← Slide →
Getty Images

You can now carry on with your day!

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