Class Ichthyostraca Zrzavý et al. 1997 (arthropod)
Parent taxon: Oligostraca according to T. H. Oakley et al. 2013
See also Hegna et al. 2020
Sister taxon: Ostracoda
Subtaxa: Branchiura Mystacocarida Pentastomida
Ecology:
Parent taxon: Oligostraca according to T. H. Oakley et al. 2013
See also Hegna et al. 2020
Sister taxon: Ostracoda
Subtaxa: Branchiura Mystacocarida Pentastomida
Ecology: