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Triznella
Taxonomy
Triznella was named by Morozova (1963) [Sepkoski's age data: P Guad-u Sepkoski's reference number: 571,905].
It was assigned to Fenestraliidae by Morozova (1970); and to Fenestrata by Sepkoski (2002).
It was assigned to Fenestraliidae by Morozova (1970); and to Fenestrata by Sepkoski (2002).
Species
Synonymy list
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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.
G. †Triznella Morozova 1963
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†Triznella formosa Morozova 1963
†Triznella permiana Nikiforova 1940
†Triznella viatkensis Nikiforova 1940
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Smith et al. 2006, Nesnidal et al. 2013, Kiessling 2004 | |||||
Age range: Roadian or 274.40000 to 266.90000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian | Russian Federation | Fenestralia viatkensis (154885) T. permiana (96750 113609 113629 113739) T. permiana, T. viatkensis (113606) T. permiana, T. viatkensis, T. formosa (113603) T. viatkensis (99997 113607) T. viatkensis, T. formosa (113605 113657) | |
| Roadian | Russian Federation (Arkangelsk) | Fenestralia permiana (154884) |