Osteichthyes
Subclass

Crossopterygii Cope, 1871

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Klassificering
Organism groupBiota
KingdomAnimalia
PhylumChordata
SubphylumVertebrata
Organism groupGnathostomata
SuperclassOsteichthyes
ClassSarcopterygii
SubclassActinistia
Crossopterygii
Dipnoi
Rhipidistia
OrderOnychodontida
GenusIranorhynchus