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Pontisia stehlii tumidosa
Taxonomy
Pontisia stehlii tumidosa was named by Cooper and Grant (1976). Its type specimen is USNM 148623h, a shell, and it is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Pontisia stehlii tumidosa Cooper and Grant p. 2028 figs. Pl 510, figs 56-62; pl 535, figs 52-66 |
| 1981 | Pontisia stehlii tumidosa Hoover p. 86 figs. Pl 7, figs 24-36 |
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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 tumidosa Cooper and Grant 1976
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 21 | 6.33 | 3.20 | 9.30 | 6.60 | 1.65 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | Venezuela (Merida) | Pontisia stehlii (41507) | |
| Kungurian | USA (Texas) | Pontisia stehlii (43491 43492 43494 43495 43501 43504 43510 43513 43514 43515 43516 43517 43582 81638 105931 105935) | |
| Roadian | USA (Texas) | Pontisia stehlii (102611 105805 105874) |