comamonas testosteroni comamonas testosteroni comamonas testosteroni is a gram-negative soil bacterium. strain i2gfp has been used in bioaugmentation trials, in attempts to treat the industrial byproduct 3-chloroaniline. comamonas testosteroni scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: comamonadaceae genus: comamonas species: c. testosteroni binomial name comamonas testosteroni(marcus and talalay 1956) tamaoka et al. 1987 synonyms pseudomonas testosteroni marcus and talalay 1956 pseudomonas dacunhae arima pseudomonas cruciviae tamaoka, ha, and komagata, 1987 this species can also digest plastic.