gallibacterium melopsittaci gallibacterium melopsittaci gallibacterium melopsittaci is a bacterium from the genus of gallibacterium. gallibacterium melopsittaci can cause salpingitis, septicaemia, peritonitis and bacteremia in birds like parakeets. gallibacterium melopsittaci scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pasteurellales family: pasteurellaceae genus: gallibacterium species: g. melopsittaci binomial name gallibacterium melopsittacibisgaard et al. 2009 type strain ccm 7538, ccug 36331, 1596/s4/90, 3077/89