Taxon Search
Last Universal Common Ancestor
  Chromista
      Heterokontophyta
            Bacillariophyceae
                   [Bacillariophyta]
                    Naviculales
                            Sellaphoraceae
                                    Sellaphora
                                            Sellaphora americana
                                                   [Navicula americana]
                                            Sellaphora pupula
                                                   [Navicula pupula]