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Acanthophyllum heterophyllum
Taxonomy
Cyathophyllum heterophyllum was named by Milne-Edwards and Haime (1851). It is not extant. It is the type species of Acanthophyllum.
It was recombined as Acanthophyllum heterophyllum by Coen-Aubert (2017).
It was recombined as Acanthophyllum heterophyllum by Coen-Aubert (2017).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1851 | Cyathophyllum heterophyllum Milne-Edwards and Haime p. 367 figs. pl. 10, figs 1, 1a-b |
| 2017 | Acanthophyllum heterophyllum Coen-Aubert p. 163 |
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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.
†Acanthophyllum heterophyllum Milne-Edwards and Haime 1851
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Pragian to the top of the Early/Lower Givetian or 413.02000 to 385.90000 Ma
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pragian | Russian Federation (Sverdlovskaya Oblast) | Acanthophyllum heterophyllum (81750 81793 81796) | |
| Pragian - Early/Lower Emsian | Russian Federation (Sverdlovskaya Oblast) | Acanthophyllum heterophyllum (81790 81794 81797) | |
| Emsian | Russian Federation (Sverdlovskaya Oblast) | Acanthophyllum heterophyllum (81802) | |
| Late/Upper Emsian - Eifelian | Spain (Leon) | Acanthophyllum heterophyllum (26394) | |
| Eifelian | United Kingdom (England) | Acanthophyllum heterophyllum (81012) | |
| Eifelian | Germany (Rheinland-Pfalz) | Acanthophyllum heterophyllum (79636) | |
| Early/Lower Givetian | Belgium (Namur) | Acanthophyllum heterophyllum (70367) | |
| Givetian | Spain (Castilla-León) | Acanthophyllum heterophyllum (80591) | |
| Givetian | Mauritania (Tiris Zemmour) | Acanthophyllum heterophyllum (236755) |