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Janaija nikolaevi
Taxonomy
Janaija nikolaevi was named by Kurushin (1987). It is a 3D body fossil. Its type locality is Ebitiem River, Longobardian, Kharaulakh Mountains, which is in a Longobardian marine horizon in the Russian Federation.
Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Janaija nikolaevi Kurushin |
| 1992 | Janaija nikolaevi Kurushin p. 30 figs. Pl 4, figs 1,2 |
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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.
†Janaija nikolaevi Kurushin 1987
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 2 | 9.35 | 8.25 | 10.6 | 9.43 | 1.66 |
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| Source: o = order, c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Anisian to the top of the Longobardian or 246.70000 to 237.00000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Anisian | Russian Federation | Janaija nikolaevi (124667) | |
| Longobardian | Russian Federation | Janaija nikolaevi (44849 97037 97042 type locality: 97045) |