Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Clade neomura Cavalier-Smith, 1987 Domain Archaea Woese et al. 2024 [paraphyletic] Kingdom Methanobacteriati (Garrity and Holt 2023) Oren and Göker 2024 Phylum Methanobacteriotaᵀ Garrity and Holt 2023 Class Halobacteria Grant et al. 2002 Order Halobacterialesᵀ Grant and Larsen 1989 Family Natrialbaceae Gupta et al. 2015 01 Genus Halomontanus Mao et al. 2024 02 Genus Halopiger Gutiérrez et al. 2007 03 Genus Halosolutus Sun et al. 2022 04 Genus Halostagnicola Castillo et al. 2006 05 Genus Haloterrigena Ventosa et al. 1999 06 Genus Halovalidus Dong et al. 2025 07 Genus Halovivax Castillo et al. 2006 08 Genus Natrarchaeobaculum Sorokin et al. 2020 09 Genus Natrarchaeobius Sorokin et al. 2020 10 Genus Natrialbaᵀ Kamekura and Dyall-Smith 1996 11 Genus Natrinema McGenity et al. 1998 12 Genus Natronobacterium Tindall et al. 1984 13 Genus Natronobeatus Li et al. 2023 14 Genus Natronobiforma Sorokin et al. 2019 15 Genus Natronococcus Tindall et al. 1984 16 Genus Natronoglomus Sorokin et al. 2025 17 Genus Natronolimnobius Itoh et al. 2005 18 Genus Natronolimnohabitans Sorokin et al. 2020 19 Genus Natrononativus Li et al. 2023 20 Genus Natronorubrum Xu et al. 1999 21 Genus Natronosalvus Tan et al. 2023 22 Genus Salinadaptatus Xue et al. 2021 23 Genus Salinilacihabitans Li et al. 2023 24 Genus Saliphagus Yin et al. 2017