collimonas collimonas collimonas is a genus of bacteria in the family oxalobacteraceae. culturable representatives of this genus have the ability to lyse chitin, to use fungal hyphae as a source of food, to produce antifungal molecules and to be effective at weathering . collimonas scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: oxalobacteraceae genus: collimonasde boer et al. 2004 species collimonas arenae collimonas fungivorans collimonas pratensis to date, 6 species have been described collimonas fungivorans, collimonas pratensis, collimonas arenae, collimonas antrihumi, collimonas humicola, collimonas silvisoli.