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Denckmannia tumefacta
Taxonomy
Denckmannia tumefacta was named by Buckman (1898). It is not extant.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1898 | Denckmannia tumefacta Buckman |
| 1972 | Denckmannia tumefacta Guex figs. Pl 4, fig 2 |
| 1976 | Denckmannia tumefacta Gabilly p. 59 figs. Pl 7, figs 1,2; text-figs 39,64-66 |
| 2006 | Denckmannia tumefacta Géczy and Szente figs. Pl 10, fig 1 |
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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 tumefacta Buckman 1898
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 10 | 53.1 | 37.3 | 71.0 | 55.7 | 13.5 | |
| shell diameter | 10 | 150.4 | 95.0 | 212.0 | 154.5 | 42.3 | |
| shell inflation | 10 | 59.0 | 32.0 | 87.0 | 60.0 | 19.1 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Thouarsense to the top of the Late/Upper Toarcian or 180.10000 to 175.60000 Ma
Collections (22 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Toarcian | Canada (British Columbia) | Denckmannia tumefacta (55767 55791 55802 56401 57824 57859 59234 59235 59236 59237 59238) | |
| Middle Toarcian - Late/Upper Toarcian | Canada (British Columbia) | Denckmannia tumefacta (53408 57796) | |
| Variabilis | France (Deux-Sèvres) | Denckmannia tumefacta (148851 148854) | |
| Variabilis | Spain | Denckmannia tumefacta (146964 146965 146975) | |
| Variabilis | France | Denckmannia tumefacta (148802 148804 170443) | |
| Thouarsense | Hungary | Denckmannia tumefacta (107909) |