Classification of Marsh 1872

G. †Graculavus Marsh 1872
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†Graculavus anceps Marsh 1872
†Graculavus pumilus Marsh 1872
†Graculavus velox Marsh 1872
G. †Palaeotringa Marsh 1870
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†Palaeotringa vagans Marsh 1872
Fm. †Hesperornidae Marsh 1872
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G. †Hesperornis Marsh 1872
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†Hesperornis regalis Marsh 1872
Or. Palmipedes Schäffer 1774
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Fm. †Hesperornithidae Marsh 1872