arcanobacterium phocae arcanobacterium phocae arcanobacterium phocae is a bacterial species. it is pathogenic for some sea mammals. arcanobacterium phocae scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: actinomycetales family: actinomycetaceae genus: arcanobacterium species: a. phocae binomial name arcanobacterium phocaepascual ramos et al. 1997