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Alostera
Taxonomy
Alostera was named by Fox (1989). Its type is Alostera saskatchewanensis.
It was assigned to Eutheria by Fox (1989); to Cimolesta by McKenna and Bell (1997); and to Zhelestidae by Archibald (1998), Kielan-Jaworowska et al. (2004), Wible et al. (2007), Wible et al. (2009).
It was assigned to Eutheria by Fox (1989); to Cimolesta by McKenna and Bell (1997); and to Zhelestidae by Archibald (1998), Kielan-Jaworowska et al. (2004), Wible et al. (2007), Wible et al. (2009).
Species
A. saskatchewanensis (syn. Paranyctoides megakeros) (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1989 | Alostera Fox p. 29 |
| 1997 | Alostera McKenna and Bell |
| 1998 | Alostera Archibald |
| 2004 | Alostera Kielan-Jaworowska et al. pp. 495, 512 fig. 13.27A |
| 2007 | Alostera Wible et al. |
| 2009 | Alostera Wible 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. †Alostera Fox 1989
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†Alostera saskatchewanensis Fox 1989
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Invalid names: Paranyctoides megakeros Lillegraven and McKenna 1986 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. C. Fox 1989 | As for the type and only species. |
Measurements
No measurements are available
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| Source: subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Ji et al. 2002, Lillegraven 1979, Carroll 1988 | |||||
Age range: base of the Late/Upper Campanian to the top of the Lancian or 83.60000 to 66.00000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Judithian | USA (Wyoming) | Paranyctoides megakeros (14439) | |
| Late/Upper Campanian | USA (Wyoming) | Paranyctoides megakeros (70269 70490) | |
| Lancian | Canada (Saskatchewan) | A. saskatchewanensis (14558 14655) | |
| Lancian | Canada (Alberta) | A. saskatchewanensis (14634) | |
| Lancian | USA (Montana) | A. saskatchewanensis (14516) |