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Duyunaspis
Taxonomy
Duyunaspis was named by Zhang and Qian (1977) [in Zhou et al.]. It is not extant. Its type is Duyunaspis duyunensis.
It was assigned to Oryctocephalidae by Jell and Adrain (2002).
It was assigned to Oryctocephalidae by Jell and Adrain (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Duyunaspis Zhang and Qian |
| 2002 | Duyunaspis Jell and Adrain |
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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. †Duyunaspis Zhang and Qian 1977
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†Duyunaspis duyunensis Zhang and Qian 1977
†Duyunaspis laevigatus Zhang et al. 1980
†Duyunaspis obesis Zhang et al. 1980
†Duyunaspis songtaoensis Qian and Lin 1977
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Whittington et al. 1997, Aberhan et al. 2004, Hendy et al. 2009 | |||||
Age range: Duyunian or 514.50000 to 506.50000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Duyunian | China (Guizhou) | D. duyunensis (128272 237148) D. duyunensis, D. laevigatus (236016) D. duyunensis, D. songtaoensis, D. obesis, D. laevigatus (127812) |