English: Cladogram of the relations with the monotypical family Tsunyidiscidae, with other Eodiscina and with the ancestrial genus Bulaiaspis (Redlichiina, Chengkouaspidae). Based on T.J. Cotton and R.A. Fortey Comparative morphology and relationships of the Agnostida, in S. Koenemann and R. Jenner (eds.) Crustacean Issues 16, Crustacea and Arthropod Relationships (2005). CRC Press, Boca Raton.
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