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Halesium triacanthum
Taxonomy
Dictyastrum triacanthos was named by Squinabol (1903).
It was recombined as Halesium triacanthum by O'Dogherty (1994).
It was recombined as Halesium triacanthum by O'Dogherty (1994).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Dictyastrum triacanthos Squinabol |
| 1994 | Halesium triacanthum O'Dogherty |
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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.
†Halesium triacanthum Squinabol 1903
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: base of the Cenomanian to the top of the Late/Upper Turonian or 100.50000 to 89.30000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Albian | Italy | Halesium triacanthum (77178) | |
| Cenomanian | Italy | Halesium triacanthum (78741 78742) | |
| Early/Lower Cenomanian | Italy | Halesium triacanthum (77274) | |
| Late/Upper Cenomanian | Italy | Halesium triacanthum (77110 77177) | |
| Late/Upper Turonian | Greece | Halesium triacanthum (94921) |