streptomyces thermocarboxydus streptomyces thermocarboxydus streptomyces thermocarboxydus is a streptomycete bacterium species. it is moderately thermophilic and carboxydotrophic, with type strain at37. streptomyces thermocarboxydus scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. thermocarboxydus binomial name streptomyces thermocarboxyduskim et al. 1998