piscicoccus intestinalis piscicoccus intestinalis piscicoccus intestinalis is a species of bacteria from the family dermatophilaceae which has been isolated from the gut of the fish repomucenus richardsonii from japan. piscicoccus intestinalis scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: dermatophilaceae genus: piscicoccushamada et al. 2011 species: p. intestinalis binomial name piscicoccus intestinalishamada et al. 2011 type strain dsm 22761nbrc 104926ngc37-23