Hibbertopterus

Rarity: Common

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At a glance

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Knowledge cost

5

Influence

7

Resistance

6

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What Wikipedia says

Hibbertopterus is a genus of eurypterid, a group of extinct marine arthropods. Fossils of Hibbertopterus have been discovered in deposits ranging from the Devonian period in Belgium, Scotland and the United States to the Carboniferous period in Scotland, Ireland, the Czech Republic and South Africa.

Excerpt from the Wikipedia article “Hibbertopterus”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: ДиБгд, CC BY-SA 4.0, via Wikimedia Commons.