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Fossil collection records
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Classification of Acosta Hospitaleche et al. 2004
Or.
Sphenisciformes
Sharpe 1891 [penguin]
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Fm.
Spheniscidae
Bonaparte 1831
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Subfm. †
Palaeospheniscinae
Simpson 1946
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G. †
Eretiscus
Olson 1986
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†
Eretiscus tonnii
Simpson 1981