streptomyces caldifontis streptomyces caldifontis streptomyces caldifontis is a bacterium species from the genus of streptomyces which has been isolated from soil from a hot spring from tatta pani in pakistan. streptomyces caldifontis scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. caldifontis binomial name streptomyces caldifontisamin et al. 2017 type strain cpcc 204147, kctc 39537, nccp-1331