pseudahrensia todarodis pseudahrensia todarodis pseudahrensia todarodis is a gram-negative, non-spore-forming, aerobic, rod-shaped and non-motile bacterium from the genus of pseudahrensia which has been isolated from the gut of the squid todarodes pacificus from the sea of japan. pseudahrensia todarodis scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: ahrensiaceae genus: pseudahrensia species: p. todarodis binomial name pseudahrensia todarodiskim et al. 2016 type strain jcm 30419, kacc 18257, khs02