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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Angulaticeras rotundum
Taxonomy
Ammonites lacunatus rotundus was named by Quendstedt (1882).
It was recombined as Angulaticeras rotundum by Geczy and Meister (2007).
It was recombined as Angulaticeras rotundum by Geczy and Meister (2007).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1882 | Ammonites lacunatus rotundus Quendstedt |
| 2007 | Angulaticeras rotundum Geczy and Meister |
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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.
†Angulaticeras rotundum Quendstedt 1882
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell diameter | 2 | 16.5 | 13.7 | 19.9 | 16.8 | 4.40 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Oxynotum to the top of the Raricostatum or 199.50000 to 192.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Oxynotum - Raricostatum | Hungary (Veszprém Megye) | Angulaticeras rotundum (81576) |