Taxonomy

Taxonomy

Family >Tribe>Genus>Species

Family: Enterobacteriaceae

Tribes:
· Escherichiae
· Klebsielleae
.Proteae
.Yersinieae
.Erwinieae

Descending Genus of Tribe Escherichiae
· Escherichia
· Salmonella
· Shigella
· Edwardsiella
· Citrobacter

Descending Genus of Tribe Klebsielleae
· Klebsiellea
· Enterobacter
· Hafinia
· Serratia

Meaning of true Coliform

· Family of Enterobacteriaceae
· Ferment Lactose

Some definite Coliform

· Escherichia
· Citrobacter
· Klebsiellea
· Enterobacter

Certain strains of Salmonella and Shigella ferment lactose


Faecal Coliform:
Coliform that survive 44-45.4 Degree