†suborder Phlyctaenioidei
Placodermi - Phlyctaeniiformes
Parent taxon: Phlyctaeniiformes according to R. van der Laan 2019
See also Long et al. 1997, Nelson et al. 2016 and Plax and Newman 2020
Sister taxa: Arctaspididae, Arctolepididae, Brachythoraci, Gronlandaspididae, Holonematidae, Phlyctaeniidae
Subtaxa: Phlyctaenii
Distribution: there are no occurrences of Phlyctaenioidei in the database