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Nekewis io
Taxonomy
Fasciolaria io was named by Gabb (1864).
It was recombined as Surcula (Surculites) io by Gabb (1876); it was recombined as Surcula io by Dickerson (1915); it was recombined as Nekewis io by Stewart (1927).
It was recombined as Surcula (Surculites) io by Gabb (1876); it was recombined as Surcula io by Dickerson (1915); it was recombined as Nekewis io by Stewart (1927).