| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Dualina annulosa
Taxonomy
Dualina annulosa was named by Barrande (1881).
Sister species lacking formal opinion data
Synonymy list
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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.
†Dualina annulosa Barrande 1881
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, subc = subclass, c = class | |||||
| References: Eaton 1871, Hendy 2009, Aberhan et al. 2004 | |||||
Age range: base of the Pridoli to the top of the Early/Lower Devonian or 423.00000 to 393.30000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pridoli | Poland | Dualina annulosa (23027 23032) | |
| Early/Lower Devonian | Austria | Dualina annulosa (233161) |