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Proheptaconus
Taxonomy
Proheptaconus was named by Bordas (1936). It is not extant.
It was assigned to Adianthinae by Simpson and Minoprio (1949), Cifelli and Soria (1983).
It was assigned to Adianthinae by Simpson and Minoprio (1949), Cifelli and Soria (1983).
Synonymy list
| Year | Name and author |
|---|---|
| 1936 | Proheptaconus Bordas p. 111 |
| 1949 | Proheptaconus Simpson and Minoprio |
| 1983 | Proheptaconus Cifelli and Soria |
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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. †Proheptaconus Bordas 1936
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†Proheptaconus patagonicus Ameghino 1904
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Invalid names: Proheptaconus trelewense Bordas 1939 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Carroll 1988, Ji et al. 2002, Lillegraven 1979, Hendy et al. 2009, MacFadden et al. 1996 | |||||
Age range: Colhuehuapian or 21.00000 to 17.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Colhuehuapian | Argentina (Chubut) | Adianthus patagonicus (141368) P. trelewense (27311) |