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Archaeorthis costellata
Taxonomy
Archaeorthis costellata was named by Ulrich and Cooper (1938). Its type specimen is USNM 91446, a shell, and it is a 3D body fossil.
It was corrected as Archaeorthis costellatus by Ross (1970).
It was corrected as Archaeorthis costellatus by Ross (1970).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Archaeorthis costellata Ulrich and Cooper pp. 93 - 94 figs. Plate 12 B, figures 5-8, 14 |
| 1970 | Archaeorthis costellatus 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 costellata Ulrich and Cooper 1938
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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: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||