Class Myxini Jaekel 1911 (vertebrate)
Full reference: O. Jaekel. 1911. Die Wirbeltiere. Eine Übersicht über die Fossilen und Lebenden Formen [The Vertebrates. An Overview of the Fossil and Living Forms] viii-252
Parent taxon: Cyclostomata according to T. Miyashita et al. 2019
See also Jaekel 1911, Long 2011, Nelson et al. 2016 and van der Laan 2019
Sister taxa: Anaspida, Conodontophorida, Hypospondyli, Palaeospondyli, Petromyzontes, Petromyzontida
Subtaxa: Myxineidus Myxinikela Myxinoidea
Ecology: