Ehrlichia chaffeensis Dataset NCBI Taxonomy Rank SPECIES Classification phylum Pseudomonadota class Alphaproteobacteria order Rickettsiales family Anaplasmataceae genus Ehrlichia species Ehrlichia chaffeensis Name Synonyms Ehrlichia chaffeensis Anderson et al. 1992 emend. Dumler et al. 2001 Homonyms Ehrlichia chaffeensis Ehrlichia chaffeensis Sapulpa Ehrlichia chaffeensis Arkansas Ehrlichia chaffeensis Anderson et al. 1992 emend. Dumler et al. 2001