Actinomyces praecox Dataset NCBI Taxonomy Classification phylum Actinomycetota class Actinomycetes order Kitasatosporales family Streptomycetaceae genus Streptomyces species Streptomyces praecox Name Homonyms Actinomyces praecox "Actinomyces praecox" Millard and Burr 1926