| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Sphaeroceras tutthum
Taxonomy
Sphaeroceras tutthum was named by Buckman (1921).
Synonymy list
| Year | Name and author |
|---|---|
| 1921 | Sphaeroceras tutthum Buckman |
| 2015 | Sphaeroceras tutthum Majidifard p. 30 figs. 3.151-b, 3.16a-b |
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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.
†Sphaeroceras tutthum Buckman 1921
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 8 | 3.49 | 2.00 | 6.10 | 3.50 | 1.16 | |
| shell diameter | 8 | 8.41 | 5.00 | 11.0 | 9.00 | 1.92 | |
| shell inflation | 8 | 0.558 | 0.300 | 1.00 | 0.500 | 0.245 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Garantiana or 170.90000 to 168.20000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Garantiana | Iran | Sphaeroceras tutthum (175746 175752) |