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Metalegoceras tschernyschewi
Taxonomy
Paralegoceras tschernyschewi was named by Karpinsky (1889).
It was recombined as Metalegoceras tschernyschewi by Ruzhentsev (1956), Leonova (2002).
It was recombined as Metalegoceras tschernyschewi by Ruzhentsev (1956), Leonova (2002).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Paralegoceras tschernyschewi Karpinsky p. 62 figs. Pl 3, fig 1 |
| 1956 | Metalegoceras tschernyschewi Ruzhentsev p. 143 figs. Pl 11, figs 5,6; pl 12, figs 1-3; pl 29, fig 1 |
| 2002 | Metalegoceras tschernyschewi Leonova |
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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.
†Metalegoceras tschernyschewi Karpinsky 1889
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 19.4 | 7.50 | 39.6 | 21.2 | 11.0 | |
| shell diameter | 7 | 48.3 | 21.7 | 102.0 | 49.0 | 27.4 | |
| shell inflation | 7 | 15.1 | 9.10 | 31.0 | 14.6 | 7.61 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Artinskian or 290.10000 to 283.30000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | Russian Federation (Bashkortostan) | Metalegoceras tschernyschewi (125122) | |
| Artinskian | Kazakhstan (Aqtobe) | Metalegoceras tschernyschewi (125130) | |
| Artinskian | Kazakhstan | Metalegoceras tschernyschewi (102148) | |
| Artinskian | Russian Federation | Metalegoceras tschernyschewi (116795) |