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Yakovlevia duplex
Taxonomy
Productus duplex was named by Wiman (1914).
It was recombined as Linoproductus duplex by Frebold (1937); it was recombined as Muirwoodia duplex by Nakamura et al. (1987); it was recombined as Yakovlevia duplex by Kalashnikov (1993).
It was recombined as Linoproductus duplex by Frebold (1937); it was recombined as Muirwoodia duplex by Nakamura et al. (1987); it was recombined as Yakovlevia duplex by Kalashnikov (1993).
Synonymy list
Year | Name and author |
---|---|
1914 | Productus duplex Wiman |
1937 | Linoproductus duplex Frebold |
1987 | Muirwoodia duplex Nakamura et al. |
1993 | Yakovlevia duplex Kalashnikov p. 62 figs. Pl 16, figs 5-8 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Yakovlevia duplex Wiman 1914
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Diagnosis
No diagnoses are available