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Taxonomy
Lichas polytomus was named by Angelin (1854). Its type specimen is Ar 6025 [lectotype selected by Warburg 1939], a cephalon/head (cranidium), and it is a 3D body fossil.
It was recombined as Dicranopeltis polytomus by Warburg (1939); it was recombined as Dicranopeltis polytoma by Owen (1981).
It was recombined as Dicranopeltis polytomus by Warburg (1939); it was recombined as Dicranopeltis polytoma by Owen (1981).
Sister species lacking formal opinion data
Synonyms
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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.
†Dicranopeltis polytomus Angelin 1854
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Invalid names: Lichas elegans Törnquist 1884 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Harrington et al. 1959, Whittington et al. 1997, Aberhan et al. 2004 | |||||
Age range: base of the Pirgu to the top of the Hirnantian or 449.50000 to 443.10000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Katian - Hirnantian | Sweden (Dalarne) | Dicranopeltis elegans (73413) | |
| Pirgu - Hirnantian | Sweden (Dalarne) | Dicranopeltis elegans (73414) |