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Stegerhynchus borealis
Taxonomy
Terebratula borealis was named by Buch (1834). It is a 3D body fossil.
It was recombined as Rhynchonella borealis by Davidson (1867); it was recombined as Camarotoechia borealis by St Joseph (1937) and Joseph (1937); it was recombined as Ferganella borealis by Nikiforova (1937), Sheehan (1976) and Sheehan (1982); it was considered a nomen nudum by Schlotheim (1832); it was recombined as Stegerhynchus borealis by Jin (1989) and Jin and Chatterton (1997).
It was recombined as Rhynchonella borealis by Davidson (1867); it was recombined as Camarotoechia borealis by St Joseph (1937) and Joseph (1937); it was recombined as Ferganella borealis by Nikiforova (1937), Sheehan (1976) and Sheehan (1982); it was considered a nomen nudum by Schlotheim (1832); it was recombined as Stegerhynchus borealis by Jin (1989) and Jin and Chatterton (1997).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1834 | Terebratula borealis Buch p. 65 |
| 1834 | Terebratula borealis Von Buch p. 87 |
| 1867 | Rhynchonella borealis Davidson |
| 1937 | Camarotoechia borealis Joseph |
| 1937 | Ferganella borealis Nikiforova p. 42 figs. Pl. 6, fig. 17 |
| 1937 | Camarotoechia borealis St Joseph p. 33 figs. figs. 1-5 |
| 1976 | Ferganella borealis Sheehan p. 729 figs. Pl. 5, figs. 1-5 |
| 1982 | Ferganella borealis Sheehan p. 30 figs. pl. 8, figs. 1-10 |
| 1989 | Stegerhynchus borealis Jin pp. 56-58 figs. Pl. 6, figs. 6-26; Pl. 7, figs. 1-5; Text-figs. 27-28 |
| 1997 | Stegerhynchus borealis Jin and Chatterton |
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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.
†Stegerhynchus borealis Buch 1834
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy et al. 2009 | |||||
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aeronian | Canada (British Columbia) | Stegerhynchus borealis (12701) | |
| Adavere | Estonia (Rapla) | Stegerhynchus borealis (193647) | |
| Jaani | Estonia (Saare) | Stegerhynchus borealis (195596) | |
| Sheinwoodian | Sweden (Gotland) | Camarotoechia borealis (13591 13592 13594 13597 13598 13669 13670) | |
| Wenlock | Ukraine | Stegerhynchus borealis (23364 23365) | |
| Wenlock | Mongolia (Mongolian Altai) | Stegerhynchus borealis (13328) | |
| Homerian | Sweden (Gotland) | Camarotoechia borealis (13599 13600 13673) | |
| Whitwellian | Canada (Northwest Territories) | Stegerhynchus borealis (26048) | |
| Pridoli | Poland | Stegerhynchus borealis (23040) | |
| Pridoli - Helderbergian | Mauritania | Camarotoechia borealis (27180) | |
| Pridoli - Helderbergian | Morocco | Rhynchonella borealis (27195) |