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Condraoceras
Taxonomy
Condraoceras was named by Miller et al. (1947) [Sepkoski's age data: C Mosc-u P Leon Sepkoski's reference number: 524].
It was assigned to Nautilida by Sepkoski (2002); and to Liroceratidae by Teichert et al. (1964), Laptikhovsky et al. (2013).
It was assigned to Nautilida by Sepkoski (2002); and to Liroceratidae by Teichert et al. (1964), Laptikhovsky et al. (2013).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1947 | Condraoceras Miller et al. |
| 1964 | Condraoceras Teichert et al. p. 447 |
| 2002 | Condraoceras Sepkoski |
| 2013 | Condraoceras Laptikhovsky et al. p. Appendix |
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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. †Condraoceras Miller et al. 1947
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†Condraoceras ellipsoidale Ruzhentsev and Shimanskiy 1954
†Condraoceras primum Miller et al. 1947
†Condraoceras procerum Shchedukhin and Leonova 2020
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 24.0 | 18.1 | 31.9 | 25.0 | 9.76 | |
| shell diameter | 2 | 38.4 | 29.4 | 50.2 | 39.8 | 14.7 | |
| shell inflation | 2 | 3.20 | 3.10 | 3.30 | 3.20 | 0.141 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Arnsbergian to the top of the Artinskian or 326.90000 to 283.30000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Arnsbergian | USA (Arkansas) | C. sp. (185022) | |
| Gzhelian | Russian Federation | C. primum (166281) | |
| Artinskian | Russian Federation (Bashkortostan) | C. procerum (217205) | |
| Artinskian | Kazakhstan | C. ellipsoidale (116788) |