| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Borealis cristiformis
Taxonomy
Pentamerus cristiformis was named by Modzalevskaya (1985) [Pentamerus? cristiformis].
It was recombined as Borealis cristiformis by Modzalevskaya (2003).
It was recombined as Borealis cristiformis by Modzalevskaya (2003).
Synonymy list
| Year | Name and author |
|---|---|
| 1985 | Pentamerus cristiformis Modzalevskaya p. 64 figs. pl. II, figs 4, 5, pl. III, fig. 1 |
| 2003 | Borealis cristiformis Modzalevskaya pp. 82 - 83 figs. 10 - 11 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
†Borealis cristiformis Modzalevskaya 1985
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Hendy 2009, Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Rhuddanian to the top of the Aeronian or 443.40000 to 438.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rhuddanian - Aeronian | Russian Federation | Borealis cristiformis (185955 185956) |