Legionellales Dataset NCBI Taxonomy Rank ORDER Classification phylum Pseudomonadota class Gammaproteobacteria order Legionellales Name Synonyms Legionellaceae group Legionellales Garrity et al. 2005 Legionellales Garrity et al. 2005 emend. Saini and Gupta 2021 Homonyms Legionellales Legionellales Garrity et al. 2005 Legionellales Garrity et al. 2005 emend. Saini and Gupta 2021