Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Superclassis/Classis: †Pteraspidomorphi
Subclassis: †Heterostraci
Ordo: †Traquairaspidiformes
Familia: †Eriptychiidae
Genus: †Eriptychius

Species: †E. americanus – †E. leipnitzae – †E. orvigi

Name edit

Eriptychius Walcott, 1892

References edit