After Wilson & Hannibal, 2005

Pleurojulus Fritsch, 1899
        †Pleuroiulus Verhoeff, 1910-14
        †Pleuroiulus Verhoeff, 1926-28
        †Pleuroiulus Laurentiaux, 1953

        †Pleurojulus biornatus Fritsch, 1899
           †Pleurojulus biornatus Fritsch, 1899
           †Pleurojulus biornatus Fritsch; Verhoeff, 1926-28

         †Pleurojulus levis Fritsch, 1899
            †Pleurojulus levis Fritsch, 1899
            †Pleurojulus levis Fritsch; Kuhn, 1949
            †Pleurojulus levis Fritsch; Müller, 1963
            †Pleurojulus levis Fritsch; Sharov, 1966
            †Pleurojulus levis Fritsch; Kraus, 1974
            †Pleurojulus levis Fritsch; Sharov, 1991
            †Pleurojulus levis Fritsch; Müller, 1992
            †Pleurojulus Fritsch, 1899
            †Pleurojulus Müller & Zimmermann, 1962
            †Pleurojulus Hoffman, 1969
          including:Pleurojulus aculeatus Fritsch, 1899
            †Pleurojulus pinguis Fritsch, 1899
            †Pleurojulus pinguis Fritsch; Verhoeff, 1926-32

        †Pleurojulus sp. cf. Pleurojulus biornatus Fritsch, 1899
            “soft bodied annelid”; Langford, 1963

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