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Xenocephalites
Taxonomy
Xenocephalites is a genus. It is not extant. Its type is Macrocephalites neuquensis.
It was assigned to Macrocephalitidae by Imlay (1953) and Arkell et al. (1957); to Ammonoidea by Sepkoski (2002); and to Eurycephalitinae by Arthur et al. (1993), Parent (1998) and Poulton and Hall (2019).
It was assigned to Macrocephalitidae by Imlay (1953) and Arkell et al. (1957); to Ammonoidea by Sepkoski (2002); and to Eurycephalitinae by Arthur et al. (1993), Parent (1998) and Poulton and Hall (2019).
Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Xenocephalites Imlay |
| 1957 | Xenocephalites Arkell et al. p. 294 |
| 1993 | Xenocephalites Arthur et al. p. 38 |
| 1998 | Xenocephalites Parent p. 118 |
| 2002 | Xenocephalites Sepkoski |
| 2019 | Xenocephalites Poulton and Hall |
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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. †Xenocephalites
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†Xenocephalites araucanus Burckhardt 1903
†Xenocephalites bearpawensis Imlay 1953
†Xenocephalites grantmackiei Westermann and Hudson 1991
†Xenocephalites hartsocki Imlay 1953
†Xenocephalites neuquensis Stehn 1923
†Xenocephalites nikitini Burckhardt 1927
Diagnosis
No diagnoses are available