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] Domain Bacteria Woese et al. 2024 Kingdom Pseudomonadati (Gibbons and Murray 1978) Oren and Göker 2024 Phylum Bacteroidota Krieg et al. 2021 Class Cytophagia Nakagawa 2012 [monotypic] Order Cytophagalesᵀ Leadbetter 1974 (Approved Lists 1980) Family Cyclobacteriaceae Nedashkovskaya and Ludwig 2012 01 Genus Algoriphagus Bowman et al. 2003 02 Genus Anditalea Shi et al. 2025 03 Genus Aquiflexum Brettar et al. 2004 [monotypic] 04 Genus Arthrospiribacter Waleron et al. 2021 05 Genus Belliella Brettar et al. 2004 06 Genus Cecembia Anil Kumar et al. 2012 07 Genus Cognataquiflexum Gao et al. 2022 08 Genus Cyclobacteriumᵀ Raj and Maloy 1990 09 Genus Echinicola Nedashkovskaya et al. 2006 10 Genus Fontibacter Kämpfer et al. 2010 11 Genus Indibacter Anil Kumar et al. 2010 [monotypic] 12 Genus Lunatibacter Han et al. 2021 13 Genus Lunatimonas Srinivas et al. 2015 14 Genus Mariniradius Bhumika et al. 2013 [monotypic] 15 Genus Mongoliibacter Wang et al. 2016 16 Genus Mongoliicoccus Liu et al. 2012 [monotypic] 17 Genus Mongoliitalea Yang et al. 2012 [monotypic] 18 Genus Negadavirga Hu et al. 2015 19 Genus Nitritalea Anil Kumar et al. 2010 [monotypic] 20 Genus Pararhodonellum Song et al. 2021 21 Genus Penaeicola Ali et al. 2021 22 Genus Pleomorphovibrio Song et al. 2019 23 Genus Rhodonellum Schmidt et al. 2006 [monotypic] 24 Genus Shivajiella Anil Kumar et al. 2013 25 Genus "Candidatus Salsimicrobium" Galisteo et al. 2026 nom. pro-inval. 26 Genus "Candidatus Terripaludimicrobium" Galisteo et al. 2026 nom. pro-inval.