Chlamydia/Chlamydophila group Dataset NCBI Taxonomy Rank UNRANKED Classification phylum Chlamydiota class Chlamydiia order Chlamydiales family Chlamydiaceae Name Homonyms Chlamydia/Chlamydophila group Chlamydia Chlamydia Jones et al. 1945 (Approved Lists 1980) emend. Sachse et al. 2015 Chlamydia Jones et al. 1945 (Approved Lists 1980) emend. Everett et al. 1999