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Pontisia stehlii
Taxonomy
Pontisia stehlii was named by Cooper and Grant (1969) [Includes subspecies stehlii and tumidosa]. Its type specimen is USNM 153835a, a shell (Articulated shell), and it is not a trace fossil.
Synonymy list
Year | Name and author |
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1969 | Pontisia stehlii Cooper and Grant p. 13 figs. Pl 4, figs 7-10 |
1976 | Pontisia stehlii Cooper and Grant p. 2026 figs. Pl 510, figs 56-62; Pl 517, figs 21-25; 38-47; pl 533, figs 39-60; pl 534, figs 1-49; pl 535, figs 5 |
1981 | Pontisia stehlii Hoover p. 85 figs. Pl 7, figs 39-48 |
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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 Cooper and Grant 1969
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 44 | 5.60 | 0.300 | 13.0 | 6.70 | 3.38 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004 |
Age range: base of the Artinskian to the top of the Roadian or 290.10000 to 268.80000 Ma
Collections (37 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Artinskian | USA (Texas) | Pontisia stehlii (43604) Pugnoides texanus (150119) | |
Kungurian | USA (Texas) | Pontisia stehlii (43491 43492 43494 43495 43501 43504 43510 43513 43514 43515 43516 43517 43582 81638 101785 101811 105931 105935 105939) | |
Kungurian | Venezuela (Merida) | Pontisia stehlii (41507 41514 41515 41516) | |
Kungurian | Mexico (Sonora) | Pontisia stehlii (102390) | |
Roadian | USA (Texas) | Pontisia stehlii (43518 101781 101782 101783 102610 102611 105742 105805 105850 105874 105927) |