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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Schaireria avellanum
Taxonomy
Aspidoceras avellanum was named by Zittel (1870). It is not extant.
It was recombined as Schaireria avellanum by Checa (1985); it was recombined as Orthaspidoceras avellanum by Howarth (1998).
It was recombined as Schaireria avellanum by Checa (1985); it was recombined as Orthaspidoceras avellanum by Howarth (1998).
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.
†Schaireria avellanum Zittel 1870
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Kimmeridgian to the top of the Tithonian or 154.80000 to 143.10000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kimmeridgian - Tithonian | Yemen (Wadi Hajar) | Orthaspidoceras avellanum (2574) | |
| Tithonian - Kimmeridgian | Yemen (Wadi Hajar) | Orthaspidoceras avellanum (2569) |