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Ptychotrygon ledouxi

Chondrichthyes - Sclerorhynchiformes - Ptychotrygonidae

Taxonomy
Ptychotrygon ledouxi was named by Cappetta (1973). Its type specimen is SDK70, a tooth, and it is a 3D body fossil. Its type locality is SE of Hot Springs, which is in a Turonian marine sandstone in the Carlile Shale Formation of South Dakota.

Synonymy list
YearName and author
1973Ptychotrygon ledouxi Cappetta p. 511 figs. Pl 2, figs 7-17; pl 3, figs 8,9

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
infraclassElasmobranchii(Bonaparte 1838)
—Euselachii()
—NeoselachiiCompagno 1977
superorderBatomorphii
orderSclerorhynchiformesKriwet 2004
familyPtychotrygonidae
genusPtychotrygonJaekel 1894
speciesledouxi

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.

†Ptychotrygon ledouxi Cappetta 1973
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Diagnosis
No diagnoses are available