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Triassinella
Taxonomy
Triassinella was named by Schneider (1956) [Sepkoski's age data: Tr Olen-u]. Its type is Triassinella chramovi.
It was assigned to Cytheridae by Schneider (1956); to Podocopida by Sepkoski (2002); and to Limnocytheridae by Forel and Crasquin (2022).
It was assigned to Cytheridae by Schneider (1956); to Podocopida by Sepkoski (2002); and to Limnocytheridae by Forel and Crasquin (2022).
Species
T. chramovi (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Triassinella Schneider p. 124 |
| 2002 | Triassinella Sepkoski |
| 2022 | Triassinella Forel and Crasquin pp. Table 1 |
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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.
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| valve height | 1 | 0.300 |
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| Source: f = family, o = order, c = class | |||||
| References: Jell and Adrain 2002, Bush and Bambach 2015, Kiessling 2004 | |||||
Age range: base of the Spathian to the top of the Griesbachian or 251.30000 to 250.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Griesbachian | China (Guizhou) | T. cuneiformis (112110) | |
| Griesbachian | China (Yunnan) | T. sp. (112120) | |
| Spathian | Russian Federation | T. chramovi (132369) |