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Pseudaganides gravesianus
Taxonomy
Nautilus gravesianus was named by d'Orbigny (1843).
It was recombined as Hercoglossa gravesiana by Pia (1914); it was recombined as Pseudaganides gravesianus by Kummel (1956).
It was recombined as Hercoglossa gravesiana by Pia (1914); it was recombined as Pseudaganides gravesianus by Kummel (1956).
Sister species lacking formal opinion data