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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cyrtendoceras
Taxonomy
Cyrtendoceras was named by Remelé (1886). Its type is Cyrtendoceras remelei.
It was assigned to Endoceratidae by Sweet (1958); to Cyrtendoceratidae by Ulrich et al. (1943), Teichert et al. (1964) and Crick (1981); and to Endocerida by Sepkoski (2002).
It was assigned to Endoceratidae by Sweet (1958); to Cyrtendoceratidae by Ulrich et al. (1943), Teichert et al. (1964) and Crick (1981); and to Endocerida by Sepkoski (2002).
Species
C. remelei (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1886 | Cyrtendoceras Remelé |
| 1943 | Cyrtendoceras Ulrich et al. |
| 1958 | Cyrtendoceras Sweet |
| 1964 | Cyrtendoceras Teichert et al. p. 181 |
| 1981 | Cyrtendoceras Crick p. 226 |
| 2002 | Cyrtendoceras Sepkoski |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Dawan to the top of the Late/Upper Llanvirn or 478.60000 to 460.90000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Dawan | China (Hunan) | C. sp. (7691) | |
| Arenig | China (AnHui) | C. sp. (7830) | |
| Arenig | China (HeBei) | C. sp. (7957) | |
| Aseri | Norway (Nes-Hamar) | C. sp. (56194) | |
| Late/Upper Llanvirn | Sweden | C. sp. (2931) |