Graptolithina

Cladus: Eukaryota
Supergroup: Unikonta
Cladus: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Hemichordata
Classis: †Graptolithina
Ordines: Camaroidea - Crustoidea - Dendroidea - Graptoloidea - Stolonoidea - Tuboidea