Machairaspis

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Cladus: Hyperoartia
Classis: Cephalaspidomorphi
Ordo: †Cephalaspidiformes
Subordo: †Cornuata
Cladus: †Zenaspidida
Familia: †Zenaspididae
Subfamilia: †Scolenaspidinae
Genus: †Machairaspis

Species: †M. battaili – †M. hastata – †M. ibex – †M. isachseni – †M. serrata

Name

†Machairaspis Janvier, 1985

References

• Janvier, P. 1985a. Preliminary description of Lower Devonian Osteostraci from Podolia (Ukrainian S.S.R.). Bulletin of the British Museum (Natural History) Geology 38(5): 309–334. BHL Reference page.