†unranked clade Graptoblasti Kozlowski 1949 (graptolite)
Ranked as a "group," a non-phylogenetic grade of unknown affinity to other graptoliths
Parent taxon: Graptolithina according to O. M. B. Bulman 1970
Sister taxa: Acanthastida, Ascograptus, Camaroidea, Ceramograptus, Crinocaulis, Crustoidea, Cyclograptidae, Dendroidea, Diplograptoidea, Dithecodendridae, Dithecodendrum, Dithecoidea, Graptolithus, Graptoloida, Graptoloidea, Graptovermida, Leveillites, Limpidograptus, Palmatophycus, Pilograptus, Rhabdopleuridae, Siryngotaenia, Stolonoidea, Thamnograptus, Trigonograptus, Tuboidea, Wimanicrustidae
Subtaxa: Graptoblastoides Graptoblastus
Ecology: passively mobile planktonic suspension feeder
Distribution: there are no occurrences of Graptoblasti in the database