| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Kopalina
Taxonomy
Kopalina was named by Nikitina et al. (2006). Its type is Kopalina perplexa.
It was assigned to Parallelasmatidae by Nikitina et al. (2006).
It was assigned to Parallelasmatidae by Nikitina et al. (2006).
Species
K. perplexa (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2006 | Kopalina Nikitina et al. p. 208 |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| O. I. Nikitina et al. 2006 | Shell biconvex, subtriangular in outline with a short, rounded posterior margin, steep hollow crescentic sides and sulciplicate anterior commissure; ornamented by radial costae with truncated distal terminations and fine radial costellae; ventral interior with a broad spondylium supported posteriorly by a low, short median septum, free distally; dorsal interior with short, subparallel outer plates attached to the valve floor and short, narrow brachial plates. |
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: Abereiddian or 468.00000 to 461.10000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Abereiddian | Kazakhstan | K. perplexa (165488) |