Madrynornis is an extinct monotypic genus of spheniscid containing the species M. mirandus that inhabited Argentina during the Late Miocene.[1]

References

  1. ^ Carolina Acosta Hospitaleche; Claudia Tambussi; Mariano Donato; Mario Cozzuol (2007). "A New Miocene Penguin from Patagonia and Its Phylogenetic Relationships" (PDF). Acta Palaeontologica Polonica. 52 (2): 299–314. Retrieved 4 February 2025.
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