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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Psebajithyridinae
Taxonomy
Psebajithyridinae was named by Tchorzhevsky (1974). Its type is Psebajithyris.
It was assigned to Loboidothyridoidea by Williams et al. (2006).
It was assigned to Loboidothyridoidea by Williams et al. (2006).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Psebajithyridinae Tchorzhevsky p. 47 |
| 2006 | Psebajithyridinae Williams et al. p. 2130 |
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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.
Subfm. †Psebajithyridinae Tchorzhevsky 1974
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Laeviuscula to the top of the Early/Lower Valanginian or 171.60000 to 136.40000 Ma
Collections (15 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Laeviuscula | Portugal | Lusothyris atlantica (147504 147508 147509 147510 147513 147514 147516 147517 147518) | |
| Oxfordian | Russian Federation | Psebajithyris rostovtzevi (163493) | |
| Middle Oxfordian | Spain | Placothyris sp. (68308) | |
| Tithonian | Svalbard and Jan Mayen | Placothyris kegeli (163966) | |
| Early/Lower Valanginian | Greenland | Placothyris kegeli (62562 62641) | |
| Valanginian | Greenland | Placothyris kegeli (62643) |