Bacterial Genera

Gram + Bacteria (Cocci)

Staphlococcus
Steptococcus
Enterococcus

Gran + Bacteria (rods)

Nocardia
Corynebacterium
Bacillus
Listeria

Gram - Bacteria (cocci)

Moraxella
Acinetobacter
Neiserria

Gram - bacilli (enterobacteraise - entereric rods) Lactose

Serratia
Enterobacter
Escherichia
Klebsiella

Gram - bacilli (enterobacteraise - entereric rods) non-Lactose

Proteus
Salmonella
Shigella
Yersinia

Gram - bacilli (non enterobacteraise) (opportunistic)

Pseudomonas

Gram - bacilli (non enterobacteraise) (Human Resp Trac)

Bordetella
Haemophilus
Legionella

Gram - bacilli (non enterobacteraise) (pathogens of animals)

Franciella
Pasurella
Bucella
Bartonella

Curved and spiral shaped bacteria

Vibrio
camplyobacter
Helicobacter
spirochetes (treponema&Borrelia)

obligate IC bacteria

Ehrlichia
Anaplasma
Rickettisa
Coxiella
Chlamydia/Chlamydophila

Poorly gram-strain bacteria

Myoplasma
Mycobateria