Order
HEXANCHIFORMES Buen, 1926 Family HEXANCHIDAE Gray, 1851 |
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Weltonia
burnhamensis Ward, 1979
Early Eocene, middle Ypresian, Egem, Belgium. |
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Notorynchus serratissimus (Agassiz, 1843) |
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Notorynchus
serratissimus (Agassiz, 1843) Middle Eocene, Lutetian, Oosterzele, Belgium. |
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