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The oldest fossil fish known—discovered in the Upper Silurian strata of Scotland, and named Birkenia by Professor Traquair

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The oldest fossil fish known—discovered in the Upper Silurian strata of Scotland, and named Birkenia by Professor Traquair.jpg The young of the common Eel and its metamorphosisThumbnailsPaintings of fish on platesThe young of the common Eel and its metamorphosisThumbnailsPaintings of fish on platesThe young of the common Eel and its metamorphosisThumbnailsPaintings of fish on platesThe young of the common Eel and its metamorphosisThumbnailsPaintings of fish on plates

The oldest fossil fish known—discovered in the Upper Silurian strata of Scotland, and named Birkenia by Professor Traquair.