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Pesaiella
Taxonomy
Pesaiella was named by Rozova (1964) [Sepkoski's age data: Cm Dres-u Sepkoski's reference number: 618]. It is not extant. Its type is Pesaiella obnixa.
It was assigned to Parabolinoididae by Rozova (1964); and to Ptychopariida by Sepkoski (2002).
It was assigned to Parabolinoididae by Rozova (1964); and to Ptychopariida by Sepkoski (2002).
Species
P. obnixa (type species), P. perfida
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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. †Pesaiella Rozova 1964
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†Pesaiella obnixa Rozova 1964
†Pesaiella perfida Chernysheva 1960
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Whittington et al. 1997 | |||||
Age range: Maduan or 497.00000 to 495.00000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Maduan | Russian Federation (Krasnoyar) | P. perfida (131069 131420) | |
| Tavgian | Russian Federation (Krasnoyar) | P. obnixa (131067 131343) P. obnixa, P. perfida (131068) P. perfida (131418) |