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Denckmannia malagma
Taxonomy
Ammonites malagma was named by Dumortier (1874).
It was recombined as Denckmannia malagma by Gabilly (1976) and Delsate and Weis (2010).
It was recombined as Denckmannia malagma by Gabilly (1976) and Delsate and Weis (2010).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1874 | Ammonites malagma Dumortier p. 85 figs. Pl 22, figs 2-4 |
| 1976 | Denckmannia malagma Gabilly p. 48 figs. Pl 3, fig 1; text-fig 29,30,61 |
| 2010 | Denckmannia malagma Delsate and Weis figs. Pl 3, fig 5 |
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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.
†Denckmannia malagma Dumortier 1874
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 37.8 | 27.7 | 51.5 | 39.6 | 16.8 | |
| shell diameter | 3 | 114.8 | 85.0 | 198.0 | 90.0 | 63.8 | |
| shell inflation | 3 | 61.1 | 37.0 | 101.0 | 69.0 | 45.3 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Variabilis or 182.00000 to 175.60000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Variabilis | France (Deux-Sèvres) | Denckmannia malagma (148845 148849) | |
| Variabilis | Bulgaria | Denckmannia malagma (150951) | |
| Variabilis | France | Denckmannia malagma (148798 148799) | |
| Variabilis | France (Deux-Sevrès) | Denckmannia malagma (140898) | |
| Variabilis | Spain | Denckmannia malagma (146948 146950 146952) | |
| Variabilis | Luxembourg | Denckmannia malagma (141384) |