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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Praeconocaryomma hexagona
Taxonomy
Acanthosphaera hexagona was named by Rüst (1898).
It was recombined as Praeconocaryomma hexagona by Pessagno (1977).
It was recombined as Praeconocaryomma hexagona by Pessagno (1977).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1898 | Acanthosphaera hexagona Rüst |
| 1977 | Praeconocaryomma hexagona Pessagno |
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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.
†Praeconocaryomma hexagona Rüst 1898
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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 Callovian to the top of the Berriasian or 165.30000 to 137.05000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Callovian | Italy | Praeconocaryomma hexagona (47164) | |
| Late/Upper Kimmeridgian | Antarctica | Praeconocaryomma hexagona (46960 46961) | |
| Late/Upper Kimmeridgian | Antarctica (Antarctic Peninsula) | Praeconocaryomma hexagona (9956) | |
| Berriasian | Oman | Praeconocaryomma hexagona (47176 47178) |