†order Hypospondyli 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 O. Jaekel 1911
Sister taxa: Anaspida, Conodontophorida, Myxini, Palaeospondyli, Petromyzontes, Petromyzontida
Subtaxa: none
Ecology:
Distribution: there are no occurrences of Hypospondyli in the database