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Archaeorthis elongata
Taxonomy
Archaeorthis elongata was named by Ulrich and Cooper (1936). Its type specimen is USNM 91456, a shell, and it is a 3D body fossil.
It was corrected as Archaeorthis elongatus by Ross (1970).
It was corrected as Archaeorthis elongatus by Ross (1970).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1936 | Archaeorthis elongata Ulrich and Cooper p. 620 |
| 1938 | Archaeorthis elongata Ulrich and Cooper p. 95 figs. Plate 13 F, figures 23-32 |
| 1970 | Archaeorthis elongatus Ross p. 32 |
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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.
†Archaeorthis elongata Ulrich and Cooper 1936
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Tulean to the top of the Blackhillsian or 481.70000 to 471.30000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tulean | USA (Nevada) | Archaeorthis elongata (210748) Archaeorthis elongatus (104539) | |
| Tulean - Blackhillsian | USA (Nevada) | Archaeorthis elongata (77186) | |
| Blackhillsian | USA (Nevada) | Archaeorthis elongata (77180 77184 104348) Archaeorthis elongatus (104555) |