Machairaspis serrata
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
Name
edit†Machairaspis serrata
References
edit- Scott, B.R. & Wilson, M.V.H. 2013. A new species of osteostracan from the Lochkovian (Early Devonian) of the Mackenzie Mountains, with comments on body size, growth, and geographic distribution in the genus Machairaspis. Canadian Journal of Earth Sciences 50(2): 127–134. DOI: 10.1139/cjes-2012-0100 Reference page.