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Arctogymnites spektori
Taxonomy
Arctogymnites spektori was named by Archipov (1974). Its type specimen is YaTGU 14/2-43 (703-064) and is a 3D body fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Arctogymnites spektori Archipov p. 249 figs. Pl 10, figs 1,2 |
| 1991 | Arctogymnites spektori Konstantinov p. 40 figs. Pl 11, fig 2; pl 12, fig 2; text-fig 20 |
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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.
†Arctogymnites spektori Archipov 1974
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 46.8 | 37.5 | 54.0 | 48.9 | 7.65 | |
| shell diameter | 4 | 76.4 | 61.0 | 93.0 | 77.5 | 13.2 | |
| shell inflation | 4 | 7.48 | 6.30 | 9.80 | 7.15 | 1.61 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Anisian to the top of the Longobardian or 246.70000 to 237.00000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Anisian | Russian Federation | Arctogymnites spektori (124641 124654 124655) | |
| Fassanian | Russian Federation | Arctogymnites spektori (151195 214776 214777) | |
| Ladinian | Russian Federation | Arctogymnites spektori (124556) | |
| Longobardian | Russian Federation | Arctogymnites spektori (151196) |