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Glyptorthis subcircularis
Taxonomy
Glyptorthis subcircularis was named by Cooper (1956). Its type specimen is USNM 84015, a valve, and it is a 3D body fossil. Its type locality is Decorah, which is in a Rocklandian deep subtidal shelf claystone/limestone in the Decorah Formation of Iowa.
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Glyptorthis subcircularis Cooper pp. 374 - 375 figs. Plate 49, G, figures 33-40 |
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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.
†Glyptorthis subcircularis Cooper 1956
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Hendy 2009, Aberhan et al. 2004 | |||||
Age range: Rocklandian or 457.30000 to 449.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rocklandian | USA (Iowa) | Glyptorthis subcircularis (type locality: 164473) |