Group Listing Aerobes: GNC Aerobes: GNR - Enterobacteriaceae Aerobes: GNR - Haemophilus, HACEK and others Aerobes: GNR - Nonfermenters Aerobes: GPC Aerobes: GPR Anaerobes: GNC Veillonella species Anaerobes: GNR Anaerobes: GPC Anaerobes: GPR Anaerobes: GPR, Spore-forming Mycobacteria