Genus

Eostrophomena Walcott, 1905

Classification
Organism groupBiota
KingdomAnimalia
PhylumBrachiopoda
SubphylumRhynchonelliformea
ClassRhynchonellata
OrderOrthida
SuborderOrthidina
SuperfamilyOrthoidea
FamilyOrthidiellidae
GenusEostrophomena
Orthidiella
Orthidium