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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Paranorella imperialis
Taxonomy
Paranorella imperialis was named by Cloud (1944). Its type specimen is YPM S-2737 and is a 3D body fossil. Its type locality is King 8, Bed 14, La Difunta section, Las Delicias, which is in a Wordian marine shale in the Palo Quemado Formation of Mexico. It is the type species of Paranorella.
Synonymy list
| Year | Name and author |
|---|---|
| 1944 | Paranorella imperialis Cloud p. 60 figs. Pl 19, figs 5,9-16,20 |
| 1976 | Paranorella imperialis Cooper and Grant p. 2075 figs. Pl 551, figs 1-5 |
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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.
†Paranorella imperialis Cloud 1944
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 16.2 |
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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 Roadian to the top of the Capitanian or 272.30000 to 259.51000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian | Mexico (Coahuila) | Paranorella imperialis (63055) | |
| Wordian | Mexico (Coahuila) | Paranorella imperialis (type locality: 62920) | |
| Capitanian | Mexico (Coahuila) | Paranorella imperialis (62907) |