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Mayomyzon

Mayomyzon pieckoensis is an extinct species of lamprey that lived during the Late Carboniferous period, about 300 million years ago. It is the only known species of the genus Mayomyzon, which belongs to the family Mayomyzontidae. It is known from the Mazon Creek fossil beds located in present-day Illinois.

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Article summary

Mayomyzon pieckoensis is an extinct species of lamprey that lived during the Late Carboniferous period, about 300 million years ago. It is the only known species of the genus Mayomyzon, which belongs to the family Mayomyzontidae. It is known from the Mazon Creek fossil beds located in present-day Illinois.

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  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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