Synonyms and combinations
= Francisellales Chuvochina et al., 2024 (established)
= Piscirickettsiales Chuvochina et al., 2024 (established)
= Thiomicrospirales Chuvochina et al., 2024 (established)
= Thiotrichales Garrity et al., 2005
Type of
Beggiatoales Buchanan, 1957 (Approved Lists 1980)