[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   [Class] Pycnogonida Latreille, 1810 - pycnogonids
     Order Pantopoda Gerstaecker, 1863
       Suborder Eupantopodida Fry, 1978
         Superfamily Phoxichilidoidea Sars, 1891
           Family Endeidae Norman, 1908
             Genus †Palaeoendeis Charbonnier, Vannier & Riou, 2007