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Protopsephurinae

Acipenseriformes - Polyodontidae

Synonymy list
YearName and author
1996Protopsephurinae Grande and Bemis p. 108
2002Protopsephurinae Grande et al.
2016Protopsephurinae Nelson et al. p. 119

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
Osteichthyes()
Actinopterygii()
infraclassChondrosteiMüller 1844
orderAcipenseriformesBerg 1940
familyPolyodontidaeBonaparte 1838
subfamilyProtopsephurinae
subfamilyProtopsephurinae

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.

Subfm. †Protopsephurinae Grande and Bemis 1996
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Unr. Polyodonti Jaekel 1911
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G. †Paleopsephurus MacAlpin 1947
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Paleopsephurus wilsoni MacAlpin 1947
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G. †Crossopholis Cope 1883
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G. Polyodon Lacépède 1797
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Polyodon spathula Walbaum 1792 [American paddlefish]
Polyodon tuberculata Grande and Bemis 1991
G. Psephurus Günther 1873
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Psephurus gladius Martens 1862 [Chinese paddlefish]
G. †Protopsephurus Lu 1994
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-20 20:46:22
Modified: 2009-07-20 22:46:22
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Carroll 1988

Age range

Maximum range based only on fossils: base of the Late/Upper Barremian to the top of the Torrejonian or 130.00000 to 61.70000 Ma
Minimum age of oldest fossil (stem group age): 125.45 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Barremian130.0 - 125.45China (Nei Mongol) Protopsephurus sp. (103654)
Late/Upper Barremian - Early/Lower Aptian130.0 - 122.46China (Liaoning) Protopsephurus liui (101022 134420)
Late/Upper Campanian83.5 - 70.6USA (New Mexico) Paleopsephurus wilsoni (36541)
Maastrichtian72.1 - 66.0USA (Montana) Paleopsephurus wilsoni (142526)
Late/Upper Maastrichtian70.6 - 66.0USA (Montana) Paleopsephurus wilsoni (13142 67129)
Late/Upper Maastrichtian70.6 - 66.0USA (Wyoming) Paleopsephurus wilsoni (14585)
Torrejonian63.3 - 61.7USA (Montana) Paleopsephurus sp. (14874)