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Polyptychites (Siberiptychites) stubendorffi
Taxonomy
Ammonites polyptychus stubendorffi was named by Schmidt (1872) [DISTRIBUTION: Valanginian; Greenland, Arctic Canada.]. It is a 3D body fossil.
It was recombined as Polyptychites stubendorffi by Pavlov (1914); it was recombined as Siberiptychites stubendorffi by Klimova (1981); it was recombined as Siberiptychites (Siberiptychites) stubendorffi by Jeletzky and Kemper (1988); it was recombined as Euryptychites (Propolyptychites) stubendorffi by Bogomolov (1989); it was recombined as Polyptychites (Siberiptychites) stubendorffi by Kemper (1977), Klimova (1981) and Alsen (2006).
It was recombined as Polyptychites stubendorffi by Pavlov (1914); it was recombined as Siberiptychites stubendorffi by Klimova (1981); it was recombined as Siberiptychites (Siberiptychites) stubendorffi by Jeletzky and Kemper (1988); it was recombined as Euryptychites (Propolyptychites) stubendorffi by Bogomolov (1989); it was recombined as Polyptychites (Siberiptychites) stubendorffi by Kemper (1977), Klimova (1981) and Alsen (2006).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1872 | Ammonites polyptychus stubendorffi Schmidt p. 133 figs. pl. 3, figs. 14a, b |
| 1914 | Polyptychites tscherskii Pavlov |
| 1914 | Polyptychites stubendorffi Pavlov p. 29 |
| 1977 | Polyptychites (Siberiptychites) stubendorffi Kemper p. 3 |
| 1981 | Siberiptychites stubendorffi Klimova p. 74 |
| 1981 | Polyptychites (Siberiptychites) stubendorffi Klimova p. 75 |
| 1988 | Siberiptychites (Siberiptychites) stubendorffi Jeletzky and Kemper p. 141 figs. Pl 32, fig 3; pl 34, fig 2; pl 36, fig 1; pl 37, fig 2; pl 38, fig 3; pl 39, fig 1; pl 42, fig 4; pl |
| 1989 | Euryptychites (Propolyptychites) stubendorffi Bogomolov p. 38 figs. Pl 6, fig 3; pls 7-11; pl 12, fig 1 |
| 2006 | Polyptychites (Siberiptychites) stubendorffi Alsen p. 90 |
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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.
†Polyptychites (Siberiptychites) stubendorffi Schmidt 1872
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Invalid names: Polyptychites tscherskii Pavlov 1914 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 9 | 20.2 | 11.0 | 29.0 | 26.0 | 7.28 | |
| shell diameter | 9 | 51.3 | 27.0 | 76.5 | 61.5 | 20.0 | |
| shell inflation | 9 | 15.3 | 6.50 | 23.7 | 18.5 | 6.36 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Valanginian to the top of the Late/Upper Valanginian or 139.80000 to 136.40000 Ma
Collections (21 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Valanginian | Greenland | Polyptychites stubendorffi (83742) | |
| Early/Lower Valanginian | Russian Federation | Euryptychites stubendorffi (189436 189437 189609 189611 189612 189614 189626 189627 189628 189630) | |
| Early/Lower Valanginian | Canada (Northwest Territories) | Siberiptychites stubendorffi (87534 87536 87537 87538 87553) | |
| Early/Lower Valanginian | Russian Federation (Siberia) | Euryptychites stubendorffi (64295) | |
| Late/Upper Valanginian | Greenland | Polyptychites stubendorffi (83717) | |
| Late/Upper Valanginian | Canada (Northwest Territories) | Siberiptychites stubendorffi (87551) | |
| Valanginian | Svalbard and Jan Mayen | Polyptychites tscherskii (211955) | |
| Valanginian | Greenland | Polyptychites stubendorffi (83741) |