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Hildoceras apertum
Taxonomy
Hildoceras apertum was named by Gabilly (1976). It is not extant.
It was synonymized subjectively with Hildoceras bifrons by Howarth (1992).
It was synonymized subjectively with Hildoceras bifrons by Howarth (1992).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Hildoceras apertum Gabilly |
| 2006 | Hildoceras apertum Bécaud p. 90 figs. Pl 28, fig 3; pl 46, figs 1,3,4 |
| 2010 | Hildoceras apertum Galácz et al. p. 327 figs. Pl 5, figs 1,2 |
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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.
†Hildoceras apertum Gabilly 1976
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Diagnosis
No diagnoses are available