
                          /-species, Shigella sonnei
                         |
                         |--species, Escherichia coli
                         |
-family, Enterobacteriaceae-species, Klebsiella pneumoniae
                         |
                         |                                               /-no rank, Salmonella enterica subsp. enterica serovar Typhimurium
                         |                                              |
                          \subspecies, Salmonella enterica subsp. enterica-no rank, Salmonella enterica subsp. enterica serovar Heidelberg
                                                                        |
                                                                         \-no rank, Salmonella enterica subsp. enterica serovar Derby