trichococcus collinsii trichococcus collinsii trichococcus collinsii is a bacterium from the genus trichococcus. trichococcus collinsii scientific classification domain: bacteria phylum: bacillota class: bacilli order: lactobacillales family: carnobacteriaceae genus: trichococcus species: t. collinsii binomial name trichococcus collinsiiliu et al. 2002 type strain 37an3