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Megactenopetalus
Taxonomy
Megactenopetalus was named by David (1944) [Sepkoski's age data: P Leon-u P Djhu Sepkoski's reference number: 2,1066]. It is not extant.
It was assigned to Petalodontidae by David (1944); to Petalodontida by Sepkoski (2002); and to Pristodontidae by Hansen (1978), Zangerl (1981), Lund (1989), Ginter et al. (2010).
It was assigned to Petalodontidae by David (1944); to Petalodontida by Sepkoski (2002); and to Pristodontidae by Hansen (1978), Zangerl (1981), Lund (1989), Ginter et al. (2010).
Synonymy list
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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. †Megactenopetalus David 1944
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†Megactenopetalus kaibabanus David 1944
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Invalid names: Petalodus shingkuoi Young 1950 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Wagner 2023, Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Gzhelian to the top of the Wuchiapingian or 303.70000 to 254.14000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Gzhelian | USA (Kansas) | M. kaibabanus (146376) | |
| Asselian | Bolivia | M. sp. (118107) | |
| Asselian | USA (Oklahoma) | M. kaibabanus (146375) | |
| Kungurian | USA (Arizona) | M. kaibabanus (90277) | |
| Kungurian | USA (Texas) | M. kaibabanus (118958 118959) | |
| Roadian | USA (Arizona) | M. kaibabanus (90287 118961) | |
| Guadalupian | China (Shaanxi) | Petalodus shingkuoi (146377) | |
| Wuchiapingian | China (Sichuan) | Petalodus shingkuoi (146378) |