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Geczyceras clausum
Taxonomy
Hammatoceras clausum was named by Gabilly (1973).
It was recombined as Geczyceras clausum by Kovács (2009).
It was recombined as Geczyceras clausum by Kovács (2009).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Hammatoceras clausum Gabilly p. 432 figs. Pl 66, figs 7,8 |
| 2009 | Geczyceras clausum Kovács p. 14 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.
†Geczyceras clausum Gabilly 1973
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 22.0 | 22.0 | 22.0 | 22.0 | - | |
| shell diameter | 2 | 122.9 | 118.0 | 128.0 | 123.0 | 7.07 | |
| shell inflation | 2 | 58.0 | 56.0 | 60.0 | 58.0 | 2.83 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Variabilis or 182.90000 to 174.70000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Variabilis | Hungary | Geczyceras clausum (108077) |