AlgaeBase Taxonomic Thesaurus
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  Chromista
      Heterokontophyta
            Bacillariophyceae
                   [Bacillariophyta]
                    Lyrellales
                            Lyrellaceae
                                     Lyrella
                                             Lyrella abrupta
                                                   [Navicula lyra var. abrupta]
                                             Lyrella abruptapontica
                                             Lyrella abruptoides
                                                   [Navicula abruptoides]
                                             Lyrella aestimata
                                             Lyrella amphoroides
                                             Lyrella approximata
                                                   Lyrella approximata f. manca
                                             Lyrella approximatella
                                                   [Navicula approximatoides]
                                             Lyrella approximatoides
                                             Lyrella atlantica
                                             Lyrella bacillifera
                                             Lyrella baldjickiensis
                                                   [Navicula baldjickiensis]
                                             Lyrella barbara
                                             Lyrella barbitos
                                             Lyrella californica
                                             Lyrella circumsecta
                                                   [Navicula circumsecta]
                                                   [Navicula hennedyi var. circumsecta]
                                                   [Navicula polysticta var. circumsecta]
                                             Lyrella clavata
                                             Lyrella concilians
                                             Lyrella copiosa
                                             Lyrella crebra
                                                   [Navicula crebra]
                                             Lyrella david-mannii
                                                   [Navicula lyra f. elliptica]
                                             Lyrella diffluens
                                                   [Navicula diffluens]
                                             Lyrella dilatata
                                             Lyrella discreta
                                                   [Navicula discreta]
                                             Lyrella durandii
                                             Lyrella durrandii
                                                   [Navicula durrandii]
                                             Lyrella excavata
                                             Lyrella exsul
                                                   [Navicula clavata var. exsul]
                                                   [Navicula exsul]
                                             Lyrella fogedii
                                             Lyrella genifera
                                             Lyrella granulata
                                             Lyrella hennedyella
                                                   [Navicula hennedyella]
                                             Lyrella hennedyi
                                             Lyrella hennedyoides
                                                   [Navicula hennedyoides]
                                             Lyrella illustrioides
                                                   [Navicula illustrioides]
                                             Lyrella illustris
                                             Lyrella imitans
                                                   [Navicula imitans]
                                             Lyrella impercepta
                                                   [Navicula impercepta]
                                             Lyrella implana
                                             Lyrella inaurata
                                                   [Navicula inaurata]
                                             Lyrella inhalata
                                             Lyrella investigata
                                                   [Navicula investigata]
                                             Lyrella irrorata
                                             Lyrella irroratoides
                                             Lyrella karayevae
                                             Lyrella lyra
                                                   [Schizonema lyra]
                                               Lyrella lyra var. subcarinata
                                                     [Navicula lyra var. subcarinata]
                                                     [Navicula subcarinata]
                                             Lyrella lyroides
                                             Lyrella majuscula
                                                   [Navicula majuscula]
                                             Lyrella mediopartita
                                             Lyrella miranda
                                                   [Navicula miranda]
                                             Lyrella nebulosa
                                             Lyrella novaeseelandiae
                                                   [Navicula novaeseelandiae]
                                             Lyrella oamaruensis
                                             Lyrella opuntioides
                                                   [Navicula opuntioides]
                                             Lyrella perfecta
                                             Lyrella perplexoides
                                                   [Navicula perplexoides]
                                             Lyrella pontieuxini
                                             Lyrella praetexta
                                             Lyrella pseudoapproximata
                                                   [Navicula pseudoapproximata]
                                             Lyrella pseudolyra
                                             Lyrella rattrayi
                                             Lyrella robertsiana
                                             Lyrella rudiformis
                                             Lyrella ruppelii
                                             Lyrella sandriana
                                             Lyrella schaarschmidtii
                                                   [Navicula schaarschmidtii]
                                             Lyrella semiapproximata
                                             Lyrella signatula
                                                   [Navicula signatula]
                                             Lyrella spectabilis
                                             Lyrella subirroratoides
                                             Lyrella sulcifera
                                                   [Navicula sulcifera]
                                             Lyrella variolata
                                             Lyrella venusta
                                             Lyrella zanzibarica
                                     Moreneis
                                             Moreneis angulata
                                             Moreneis coreana
                                             Moreneis granulata
                                             Moreneis hexagona
                                     Petroneis
                                             Petroneis arabica
                                                   [Navicula arabica]
                                             Petroneis deltoides
                                                   [Navicula deltoides]
                                             Petroneis glacialis
                                             Petroneis granulata
                                             Petroneis groveoides
                                                   [Navicula groveoides]
                                             Petroneis humerosa
                                                   [Navicula granulata var. humerosa]
                                                   [Schizonema humerosum]
                                               Petroneis humerosa var. constricta
                                                     [Navicula humerosa var. constricta]
                                               Petroneis humerosa var. minor
                                                     [Navicula humerosa var. minor]
                                             Petroneis japonica
                                                   [Navicula japonica]
                                             Petroneis latissima
                                                   [Navicula granulata var. latissima]
                                                   [Schizonema latissimum]
                                             Petroneis marina
                                                   [Navicula marina]
                                               Petroneis marina var. novae-zealandiae
                                             Petroneis monilifera
                                             Petroneis plagiostoma
                                                   [Navicula plagiostoma]
                                             Petroneis punctigera
                                                   [Navicula punctigera]
                                             Petroneis subdiffusa
                                                   [Navicula subdiffusa]
                                             Petroneis transfuga
                                             Petroneis xi