pseudomonas taetrolens pseudomonas taetrolens pseudomonas taetrolens is a gram-negative, nonsporulating, motile, rod-shaped bacterium that causes mustiness in eggs. based on 16s rrna analysis, p. taetrolens has been placed in the p. chlororaphis group. pseudomonas taetrolens scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: pseudomonadaceae genus: pseudomonas species: p. taetrolens binomial name pseudomonas taetrolenshaynes 1957 type strain atcc 4683 ccug 560 cfbp 5592 cip 103299 lmg 2336 nctc 10697 nrrl b-14 and b-731 vkm b-904 synonyms pseudomonas graveolens (migula 1900) levine and anderson 1932