aggregatibacter aphrophilus aggregatibacter aphrophilus aggregatibacter aphrophilus is a species of bacteria. it is one of the hacek organisms. aggregatibacter aphrophilus scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pasteurellales family: pasteurellaceae genus: aggregatibacter species: a. aphrophilus binomial name aggregatibacter aphrophilus(khairat 1940) nørskov-lauritsen and kilian 2006 type strain atcc 33389 ccug 3715 cip 70.73 nctc 5906 synonyms haemophilus paraphrophilus zinnemann et al. 1968 (approved lists 1980) haemophilus aphrophilus khairat 1940 (approved lists 1980)