†superclass Osteostracomorphi (vertebrate)
Parent taxon: Vertebrata according to R. van der Laan 2019
See also Long 2011 and Nelson et al. 2016
Sister taxa: Acrania, Agnatha, Ammopus, Anaspidomorphi, Apedolepis, Artenolepis, Cephalaspidomorpha, Craniota, Cyclostomata, Cyclostomi, Eosaurus, Eotetrapoda, Galeaspida, Gnathostomata, Herpetichthyes, Hoplichnus, Hypichthyes, Lepidotosaurus, Mannodon, Myzichthyes, Ophis, Ostracophori, Pachycardia, Palaeoxyris, Petromyzontomorphi, Pituriaspida, Protetrapoda, Pteraspidomorphi, Saurornia, Thelodontomorphi, Thoracophis, Tidaeus, Toxichnus, Zamponiopteron, Myllokunmingiiformes, Myxinomorphi, Conodontomorpha, Coluber arcuatus
Subtaxa: Cephalaspidomorphi Galeaspidomorphi Halecopsidae Osteostraci
Ecology: