Brachiopoda
Genus

Archaeorthis Schuchert et Cooper, 1931

Luokittelu
Organism groupBiota
KingdomAnimalia
PhylumBrachiopoda
SubphylumRhynchonelliformea
ClassRhynchonellata
OrderOrthida
SuborderOrthidina
SuperfamilyOrthoidea
FamilyNanorthidae
GenusArchaeorthis
Nothorthis