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Paranorellina
Taxonomy
Paranorellina was named by Dagys (1974) [Sepkoski's age data: Tr Olen Sepkoski's reference number: 538]. Its type is Paranorellina parisi. It is the type genus of Paranorellininae.
It was assigned to Paranorellininae by Williams et al. (2002); and to Rhynchonellida by Sepkoski (2002).
It was assigned to Paranorellininae by Williams et al. (2002); and to Rhynchonellida by Sepkoski (2002).
Species
P. changxingensis, P. parisi (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Paranorellina Dagys p. 100 |
| 2002 | Paranorellina Sepkoski |
| 2002 | Paranorellina Williams et al. p. 1309 |
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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. †Paranorellina Dagys 1974
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†Paranorellina changxingensis Liao 1984
†Paranorellina parisi Dagys 1974
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 4.30 |
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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 Spathian to the top of the Griesbachian or 251.30000 to 250.50000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Griesbachian | China (Zhejiang) | P. changxingensis (112370 112383) | |
| Smithian | Russian Federation (Primorye) | P. parisi (47214) | |
| Spathian | Russian Federation (Primorye) | P. parisi (47306) | |
| Spathian | Russian Federation | P. parisi (128155) |