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Taxonomy
Ampyx pachyrrhinus was named by Dalman (1828). It is not extant.
It was recombined as Metopias pachyrrhinus by Lovén (1846); it was recombined as Lichas pachyrrhinus by Angelin (1854); it was recombined as Lichas (Metopias) pachyrhina by Schmidt (1885); it was recombined as Lichas (Metopolichas) pachyrhina by Gürich (1901); it was recombined as Lichas pachyrhinus by Warburg (1939); it was recombined as Metopolichas pachyrhinus by Thomas and Holloway (1988).
It was recombined as Metopias pachyrrhinus by Lovén (1846); it was recombined as Lichas pachyrrhinus by Angelin (1854); it was recombined as Lichas (Metopias) pachyrhina by Schmidt (1885); it was recombined as Lichas (Metopolichas) pachyrhina by Gürich (1901); it was recombined as Lichas pachyrhinus by Warburg (1939); it was recombined as Metopolichas pachyrhinus by Thomas and Holloway (1988).