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Pontisia stehlii stehlii
Taxonomy
Pontisia stehlii stehlii was named by Cooper and Grant (1969). Its type specimen is USNM 153835a, a shell, and it is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Pontisia stehlii stehlii Cooper and Grant p. 13 |
| 1976 | Pontisia stehlii stehlii Cooper and Grant p. 2027 figs. Pl 517, figs 21-27,38-47; pl 533, figs 39-60; pl 534, figs 1-49; pl 552, fig 14 |
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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.
†Pontisia stehlii stehlii Cooper and Grant 1969
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 14 | 3.54 | 0.300 | 13.0 | 5.00 | 4.64 |
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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 Artinskian to the top of the Roadian or 290.10000 to 266.90000 Ma
Collections (22 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | USA (Texas) | Pontisia stehlii (43604) | |
| Kungurian | USA (Texas) | Pontisia stehlii (43492 43495 43513 43517 43582 81638 101785 101811 105931 105935 105939) | |
| Roadian | USA (Texas) | Pontisia stehlii (43518 101781 101782 101783 102610 102611 105742 105805 105850 105927) |