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Trochonodus
Taxonomy
Trochonodus was named by Nützel et al. (2003).
It was assigned to Eucyclidae by Nützel et al. (2003).
It was assigned to Eucyclidae by Nützel et al. (2003).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2003 | Trochonodus Nützel et al. |
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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.
G. †Trochonodus Nützel et al. 2003
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†Trochonodus iranicus Nützel et al. 2003
†Trochonodus permianus Nützel and Nakazawa 2012
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 2.20 | 0.930 | 4.70 | 2.00 | 1.47 | |
| shell diameter | 5 | 2.10 | 1.20 | 4.20 | 1.70 | 1.26 |
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| Source: superf = superfamily, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range: base of the Capitanian to the top of the Sevatian or 264.28000 to 205.70000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | Japan | T. permianus (109667) | |
| Sevatian | Iran | T. iranicus (36869) |