streptomyces peucetius streptomyces peucetius streptomyces peucetius is a bacterium species in the genus streptomyces. streptomyces peucetius scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. peucetius binomial name streptomyces peucetiusgrein et al. 1963 subspecies streptomyces peucetius var. caesius streptomyces peucetius atcc 27952 s. peucetius produces the anthracycline antitumor antibiotics daunorubicin and doxorubicin (also known as adriamycin).