Unknown ID #57

Unknown #57

Gram Negative

Gram Positive

Eliminated: Staphylococcus, Bacillus, Streptococcus, Micrococcus, Sporosarcina, Arthrobacter, ​​Lactobacillus, Listeria, Kurthia​​​​Enterococcus, Planococcus, Lactococcus

Pink Gram Stain

Violet Gram Stain

Coccus Eliminated: Neisseria, Veillonella

Bacillus

Catalase (+)

Eliminated: Alcaligenes, Pseudomonas, Serratia, Flavobacterium, Erwinia, Salmonella, Shigella, Flavobacterium, Proteus, Erwinia, Citrobacter

Catalase (-)

(Includes members of family Enterobacteriaceae)

Motile Bacteria

SIM Test Negative for Motility; Soft Agar Negative for Motility

SIM Positive for Motility; Soft Agar Positive for Motility

FLOW CHART FOR UNKNOWN #57

Nonmotile Bacteria: Klebsiella

Rod Shaped

Circular

Weak/No bubbles within 20 seconds of adding 3% Hydrogen Peroxide

Bubbles within 20 seconds upon addition of 3% Hydrogen Peroxide

Non-Mixed Acid Fermenter

Eliminated: Enterobacter

Escherichia

Methyl Red Positive

Methyl Red Negative