Systema Naturae 2000 / Classification

- Superorder Atelostomata -

 Natura - nature
  Mundus - physical world;material world
   Naturalia
    Biota
    Domain Eukaryota - eukaryotes
     Kingdom Animalia - animals
      Subkingdom Bilateria - bilaterians;triploblastic animals
       Branch Deuterostomia - deuterostomes
        Infrakingdom Coelomopora
         Phylum Echinodermata - echinoderms
          Subphylum Eleutherozoa
           Infraphylum Echinozoa
            Class Echinoidea - sea urchins and sand dollars
             Subclass Euechinoidea

               4 Superorder Atelostomata  - irregular urchins
               H|N|P|R|B|L; Ref:R.C. Brusca & G.J. Brusca, 1990; Count:[f]3o;20f;41g;25s; †1o;3g
               
                 1 Order †Nucleolitoida 
                 H|N|P|R|B|L; Ref:T.I. Storer et al., 1979; Count:†1g
                 
                 2 Order Cassiduloida 
                 H|N|P|R|B|L; Ref:F.J. Fell, 1982:810; Count:[f]5f;7g;6s
                 
                 3.1 Order Pourtalesioida 
                 H|N|P|R|B|L; Ref:H.G. Hansson, 2001:347 (indirect position); Count:[f]4f;8g;3s
                 
                 3.2 Order Spatangoida 
                 H|N|P|R|B|L; Ref:F.J. Fell, 1982:811; Count:[f]11f;26g;16s; †2g
                 

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17/10/2009 20:59:13 Created by Systema Naturae 2000 Publisher 1.1