Genus

Ichthyostega Säve-Söderbergh, 1932

Klassificering
Organism groupBiota
KingdomAnimalia
PhylumChordata
SubphylumVertebrata
Organism groupGnathostomata
SuperclassOsteichthyes
ClassSarcopterygii
SubclassRhipidistia
Tetrapodomorpha
FamilyStegocephalia
GenusIchthyostega
Tiktaalik