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Didymoceras draconis
Taxonomy
Nostoceras draconis was named by Stephenson (1941) [DISTRIBUTION: Campanian; Western Interior.]. It is not a trace fossil.
It was recombined as Nostoceras (Nostoceras) draconis by Kennedy and Cobban (1993) and Kennedy and Cobban (1994); it was recombined as Didymoceras draconis by Kennedy et al. (2000).
It was recombined as Nostoceras (Nostoceras) draconis by Kennedy and Cobban (1993) and Kennedy and Cobban (1994); it was recombined as Didymoceras draconis by Kennedy et al. (2000).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1941 | Nostoceras draconis Stephenson p. 413 figs. pl. 82, figs. 5-9 |
| 1976 | Nostoceras draconis Atabekyan and Khakimov p. 40 figs. Pl 3, figs 1-3 |
| 1993 | Nostoceras (Nostoceras) draconis Kennedy and Cobban p. 420 |
| 1994 | Nostoceras (Nostoceras) draconis Kennedy and Cobban p. 1290 |
| 2000 | Didymoceras draconis Kennedy et al. p. 10 figs. Pl 3, figs 1-6; pl 4, figs 14-23 |
| 2000 | Nostoceras draconis Kennedy et al. p. 49 |
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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.
†Didymoceras draconis Stephenson 1941
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Diagnosis
No diagnoses are available