Gram positive

Cocci

Grape cluster formation

Subspecies - aures, intermediate, hyicus

Blood agar - smooth, white to yellow color

Glucose fermenter/catalase +

Gram +

Cocci - chain

Fastidious bacteria - require liquid to grow

Blood agar - small, shiny colonies with beta hemolysis

Gram +

Cocci or bacillus

Facultative Anaerobes

Blood agar - slow growing, opaque to pale

Catalase +

Causes broncho pneunomia

Gram +

Aerobic cocci and rods

Blood agar - small, moist, white colonies

Catalase +

Gram +

Large rod chains or pairs

Endospore producing

Inhilation - anthrax

Live 50+ years

Blood agar - large, dry colonies

Gram +

Rods

Soil and fresh water

Can form endospores

Tetani, botulinum - colitis

Blood agar - veriable round irregular colonies

Rod shaped

Acid fast

Aerobic

Resistant to diff quick

Very slow growers

Gram -

Rod shaped

Found in the intestional tract and soil

cystitis, enteritis, canine pyometra

Blood agar - large grey mucoid colonies

MacConkey - positive - hot pink, lactous fermenting

Gram -

Rod shape

Wound infections, UTIs, mastitis

Blood agar - large mucoid white colonie

MacConkey - Large colorless colonies

Gram -

Rod 

MacConkey - large colorless colonies

Gram -

Rod

Otitis externa

Blood agar - irregular spreading grey colonies

MacConkey - irregular colorless growth