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Ptychagnostus seminula
Taxonomy
Agnostus seminula was named by Whitehouse (1939).
It was recombined as Onymagnostus seminula by Robison (1984); it was recombined as Ptychagnostus seminula by Westrop et al. (1996).
It was recombined as Onymagnostus seminula by Robison (1984); it was recombined as Ptychagnostus seminula by Westrop et al. (1996).
Synonymy list
Year | Name and author |
---|---|
1939 | Agnostus seminula Whitehouse p. 254 figs. pl. 25, fig. 24 |
1984 | Onymagnostus seminula Robison p. 54 |
1996 | Ptychagnostus seminula Westrop et al. p. 819 |
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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.
†Ptychagnostus seminula Whitehouse 1939
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Diagnosis
No diagnoses are available