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Perimecocoelia semicostata
Taxonomy
Perimecocoelia semicostata was named by Cooper (1956). Its type specimen is USNM 117159b and is a 3D body fossil. It is the type species of Perimecocoelia.
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Perimecocoelia semicostata Cooper p. 594 figs. pl. 108E, figs 21–25; pl. 114C, figs 35–38 |
| 2012 | Perimecocoelia semicostata Rasmussen et al. p. 53 figs. Plate 14, figure 24; Plate 15, figures 1–3 |
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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.
†Perimecocoelia semicostata Cooper 1956
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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 | |||||
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chazyan | USA (Alabama) | Perimecocoelia semicostata (162364) | |
| Ashbyan | USA (Virginia) | Perimecocoelia semicostata (164296 197377) | |
| Ashbyan | USA (Alaska) | Perimecocoelia semicostata (164853) |