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Entity:

Ceratodontiformes (Order) - living lungfishes and their fossil relatives ..[†Arganodontidae] (Family) ..[†Asiatoceratodontidae] (Family) ..†Ceratodontidae (Family) - Australian lungfishes ..[Ceratodontoidei] (Suborder) ..†Gnathorhizidae (Family) ..Lepidosirenidae (Family) - South American lungfishes ..Neoceratodontidae (Family) - Australian lungfishes ..Protopteridae (Family) - African lungfishes ..†Ptychoceratodontidae (Family) ..[Lepidosirenoidei] (Suborder)

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Last updated: 28 Aug 2026