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Xyophorus
Taxonomy
Xyophorus was named by Ameghino (1887). It is not extant.
It was assigned to Megalonychidae by Ameghino (1891) and Ameghino (1894); to Nothrotheriidae by Saint-André (1996); and to Nothrotheriinae by Varela et al. (2019).
It was assigned to Megalonychidae by Ameghino (1891) and Ameghino (1894); to Nothrotheriidae by Saint-André (1996); and to Nothrotheriinae by Varela et al. (2019).
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Xyophorus Ameghino p. 23 |
| 1891 | Xyophorus Ameghino p. 34 |
| 1894 | Xyophorus Ameghino p. 152 |
| 1996 | Xyophorus Saint-André |
| 2019 | Xyophorus Varela et al. |
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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. †Xyophorus Ameghino 1887
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†Xyophorus andinus Ameghino 1891
†Xyophorus atlanticus Ameghino 1891
†Xyophorus crassissimus Ameghino 1894
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Nowak 1999, Hendy et al. 2009, Lillegraven 1979, Ji et al. 2002, Carroll 1988 | |||||
Age range: base of the Santacrucian to the top of the Langhian or 17.50000 to 13.82000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Santacrucian | Argentina (Santa Cruz) | X. atlanticus (210638) | |
| Langhian | Bolivia (Potosí) | X. sp. (68402) |