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Gerontoseps
Taxonomy
Gerontoseps was named by Gao and Fox (1991).
It was assigned to Mongolochamopini by Alifanov (1993); to Mongolochamopidae by Alifanov (2000); to Teiidae by Gao and Fox (1991), Gao and Fox (1996), Peng et al. (2001); and to Chamopsiidae by Nydam et al. (2010).
It was assigned to Mongolochamopini by Alifanov (1993); to Mongolochamopidae by Alifanov (2000); to Teiidae by Gao and Fox (1991), Gao and Fox (1996), Peng et al. (2001); and to Chamopsiidae by Nydam et al. (2010).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1991 | Gerontoseps Gao and Fox |
| 1993 | Gerontoseps Alifanov p. 74 |
| 1996 | Gerontoseps Gao and Fox p. 33 |
| 2000 | Gerontoseps Alifanov p. 374 |
| 2001 | Gerontoseps Peng et al. p. 28 |
| 2010 | Gerontoseps Nydam et al. p. 1091 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, subp = subphylum, uc = unranked clade | |||||
| References: Behler and King 1979, Hendy et al. 2009, Kiessling 2004, Carroll 1988 | |||||
Age range: Late/Upper Campanian or 83.60000 to 72.20000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Judithian | Canada (Alberta) | G. irvinensis (14463) | |
| Late/Upper Campanian | Canada (Alberta) | G. irvinensis (45671) |