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Megactenopetalus

Chondrichthyes - Petalodontiformes - Pristodontidae

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) and Ginter et al. (2010).

Synonymy list
YearName and author
1944Megactenopetalus David
1978Megactenopetalus Hansen p. 55
1981Megactenopetalus Zangerl p. 99
1989Megactenopetalus Lund p. 357
2002Megactenopetalus Sepkoski
2010Megactenopetalus Ginter et al. p. 138

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
RankNameAuthor
superclassGnathostomata
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
orderPetalodontiformes()
familyPristodontidaeWoodward 1889
genusMegactenopetalus

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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Invalid names: Petalodus shingkuoi Young 1950 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:09:25
Modified: 2009-07-21 09:09:25
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Wagner 2023, Carroll 1988

Age range: base of the Gzhelian to the top of the Wuchiapingian or 303.70000 to 254.17000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Gzhelian303.7 - 298.9USA (Kansas) M. kaibabanus (146376)
Asselian298.9 - 295.5USA (Oklahoma) M. kaibabanus (146375)
Asselian298.9 - 295.5Bolivia M. sp. (118107)
Kungurian279.3 - 272.3USA (Texas) M. kaibabanus (118958 118959)
Kungurian279.3 - 272.3USA (Arizona) M. kaibabanus (90277)
Roadian272.3 - 268.8USA (Arizona) M. kaibabanus (90287 118961)
Guadalupian272.3 - 259.9China (Shaanxi) Petalodus shingkuoi (146377)
Wuchiapingian259.9 - 254.17China (Sichuan) Petalodus shingkuoi (146378)