What is "aggregatibacter"

Aggregatibacter is a genus in the phylum Proteobacteria ( Bacteria), which contains three species, namely:

• A. actinomycetemcomitans ( (Klinger 1912) Nørskov-Lauritsen and Kilian 2006, (type species of the genus); Greek noun aktis, aktinos , a beam; Greek mukēs -ētos, mushroom or other fungus; New Latin actinomyces -etis, an actinomycete; Latin comitans, accompanying; New Latin actinomycetemcomitans, accompanying an actinomycete)
• A. aphrophilus (Khairat 1940) Nørskov-Lauritsen and Kilian 2006, Ancient Greek aphros, foam; New Latin philus from Greek philos meaning friend, loving; New Latin aphrophilus, foam-loving
• A. segnis (Kilian 1977) Nørskov-Lauritsen and Kilian 2006,Latin segnis, slow, sluggish, inactive)