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Pseudogrammoceras subquadratum
Taxonomy
Grammoceras subquadratum was named by Bukman (1890). It is not extant.
It was recombined as Pseudogrammoceras subquadratum by Gabilly (1976).
It was recombined as Pseudogrammoceras subquadratum by Gabilly (1976).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1890 | Grammoceras subquadratum Bukman p. 202 figs. Pl 36, figs 3-5 |
| 1976 | Pseudogrammoceras subquadratum Gabilly p. 156 figs. Pl 31, figs 7-9; text-fig 101 |
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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.
†Pseudogrammoceras subquadratum Bukman 1890
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Diagnosis
No diagnoses are available