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Hedstroemoceras
Taxonomy
Hedstroemoceras was named by Foerste (1930) [Sepkoski's age data: O Ashg Sepkoski's reference number: 298].
It was assigned to Cephalopoda by Teichert et al. (1964); to Geisonoceratidae by Crick (1981); to Orthocerida by Sepkoski (2002); and to Baltoceratidae by Kröger (2006).
It was assigned to Cephalopoda by Teichert et al. (1964); to Geisonoceratidae by Crick (1981); to Orthocerida by Sepkoski (2002); and to Baltoceratidae by Kröger (2006).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1930 | Hedstroemoceras Foerste p. 126 |
| 1964 | Hedstroemoceras Teichert et al. p. 484 |
| 1981 | Hedstroemoceras Crick p. 228 |
| 2002 | Hedstroemoceras Sepkoski |
| 2006 | Hedstroemoceras Kröger |
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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.
Diagnosis
No diagnoses are available