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Oryctocephalites (Parachangaspis)
Taxonomy
Parachangaspis was named by Liu (1982). It is not extant.
It was reranked as Oryctocephalites (Parachangaspis) by Yuan and Zhao (2001).
It was assigned to Oryctocephalidae by Yang et al. (1993); and to Oryctocephalites by Yuan and Zhao (2001).
It was reranked as Oryctocephalites (Parachangaspis) by Yuan and Zhao (2001).
It was assigned to Oryctocephalidae by Yang et al. (1993); and to Oryctocephalites by Yuan and Zhao (2001).
Subtaxa
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Parachangaspis Liu |
| 1993 | Parachangaspis Yang et al. |
| 2001 | Oryctocephalites (Parachangaspis) Yuan and Zhao |
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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.
Subg. †Oryctocephalites (Parachangaspis) Liu 1982
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†Parachangaspis haopingensis Yang et al. 1993
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Hendy et al. 2009, Hendy 2009, Aberhan et al. 2004, Whittington et al. 1997 | |||||