tessaracoccus coleopterorum tessaracoccus coleopterorum tessaracoccus coleopterorum is a gram-positive, coccus-shaped, facultatively anaerobic and non-motile bacterium from the genus tessaracoccus which has been isolated from the intestine of a dark diving beetle. tessaracoccus coleopterorum scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: propionibacteriales family: propionibacteriaceae genus: tessaracoccus species: t. coleopterorum binomial name tessaracoccus coleopterorumhyun et al. 2021 type strain hdw20jcm 33674kacc 21348kctc 49324