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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Extranodites mandatum
Taxonomy
Extranodites mandatum was named by Jeannet (1951). It is a 3D body fossil. Its type locality is Herznach, bed F.2 (Rollier collection), which is in an Oxfordian carbonate limestone in Switzerland.
Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Extranodites mandatum Jeannet p. 232 figs. Pl 103, figs 7,8; pl 107, fig 7; text-fig 541 |
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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.
†Extranodites mandatum Jeannet 1951
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 14.1 | 11.0 | 20.7 | 13.2 | 4.47 | |
| shell diameter | 4 | 37.5 | 29.0 | 51.5 | 36.5 | 9.86 | |
| shell inflation | 4 | 14.3 | 11.0 | 18.6 | 14.2 | 3.18 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Early/Lower Oxfordian or 161.50000 to 154.80000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Oxfordian | Switzerland | Extranodites mandatum (type locality: 171491 171559 171562) |