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Acanthopleurus

Acanthopleurus is an extinct genus of marine triplespine that lived in the seas over what is now Europe during the early Oligocene epoch. It contains three species: * †A. collettei Tyler, 1980 - Oligocene of Switzerland (Matt Formation) * †A. serratus Agassiz, 1844 - Oligocene of Switzerland (Matt Formation) (type species) * †A. trispinosus (Ciobanu, 1977) - Oligocene of Romania (=Cephalacanthus trispinosus Ciobanu, 1977 ) The former species A. brevis Rath, 1859 is now classified in its own genus, Cryptobalistes.

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Article summary

Acanthopleurus is an extinct genus of marine triplespine that lived in the seas over what is now Europe during the early Oligocene epoch. It contains three species: * †A. collettei Tyler, 1980 - Oligocene of Switzerland (Matt Formation) * †A. serratus Agassiz, 1844 - Oligocene of Switzerland (Matt Formation) (type species) * †A. trispinosus (Ciobanu, 1977) - Oligocene of Romania (=Cephalacanthus trispinosus Ciobanu, 1977 ) The former species A. brevis Rath, 1859 is now classified in its own genus, Cryptobalistes.

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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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