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Brachythyris quadriradiatus
Taxonomy
Spirifer quadriradiatus was named by de Verneuil (1845).
It was recombined as Brachythyris quadriradiatus by Kalashnikov (1998).
It was recombined as Brachythyris quadriradiatus by Kalashnikov (1998).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1845 | Spirifer quadriradiatus de Verneuil p. 150 figs. Pl 6, fig 7 |
| 1902 | Spirifer quadriradiatus Tschernyschew p. 169 figs. Pl 12, fig 11; pl 50, figs 5,6 |
| 1913 | Spirifer quadriradiatus Mansuy p. 71 figs. Pl 8, fig 2 |
| 1998 | Brachythyris quadriradiatus Kalashnikov p. 55 figs. Pl 14, fig 1 |
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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.
†Brachythyris quadriradiatus de Verneuil 1845
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Diagnosis
No diagnoses are available