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Tcherskidium unicum
Taxonomy
Conchidium unicum was named by Nikolaev (1968).
It was recombined as Tcherskidium unicum by Nikolaev and Sapelnikov (1969), Nikiforova (1989) and Cocks and Modzalevskaya (1997).
It was recombined as Tcherskidium unicum by Nikolaev and Sapelnikov (1969), Nikiforova (1989) and Cocks and Modzalevskaya (1997).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Conchidium unicum Nikolaev p. 47 figs. pI. 2, figs 1-3. |
| 1969 | Tcherskidium unicum Nikolaev and Sapelnikov p. 11 figs. pI. 1, figs 1-4. |
| 1989 | Tcherskidium unicum Nikiforova p. 81 figs. pI. 2, figs 4-12 |
| 1997 | Tcherskidium unicum Cocks and Modzalevskaya p. 1082 |
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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.
†Tcherskidium unicum Nikolaev 1968
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Diagnosis
No diagnoses are available