Acanthodian remains from the Middle-Late
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Raoul J. Mutter; Martha Richter
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Article
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2007
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John Wiley and Sons
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English
⚖ 409 KB
## Abstract Acanthodian fishes have been recorded from Silurian through to Permian rocks. Bone beds in the Teresina Formation of the Passa Dois Group (Paraná Basin) in São Gabriel, State of Rio Grande do Sul (southern Brazil) have yielded acanthodian scales and fin spine fragments and are preserved